20171640020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:299

約数の個数: 288

約数和(自身を含む): 54324877824

約数和(自身を除く): 34153237804

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 37, 41, 68, 70, 74, 82, 85, 119, 140, 148, 151, 164, 170, 185, 205, 238, 259, 287, 302, 340, 370, 410, 476, 518, 574, 595, 604, 629, 697, 740, 755, 820, 1036, 1057, 1148, 1190, 1258, 1295, 1369, 1394, 1435, 1510, 1517, 2114, 2380, 2516, 2567, 2590, 2738, 2788, 2870, 3020, 3034, 3145, 3485, 4228, 4403, 4879, 5134, 5180, 5285, 5476, 5587, 5740, 6068, 6191, 6290, 6845, 6970, 7585, 8806, 9583, 9758, 10268, 10570, 10619, 11174, 12382, 12580, 12835, 13690, 13940, 15170, 17612, 17969, 19166, 19516, 21140, 21238, 22015, 22348, 23273, 24395, 24764, 25670, 25789, 27380, 27935, 30340, 30955, 35938, 38332, 39109, 42476, 43337, 44030, 46546, 47915, 48790, 51340, 51578, 53095, 55870, 56129, 61910, 71876, 78218, 86674, 88060, 89845, 93092, 94979, 95830, 97580, 103156, 105247, 106190, 111740, 112258, 116365, 123820, 128945, 156436, 162911, 173348, 179690, 180523, 189958, 191660, 195545, 206719, 210494, 212380, 216685, 224516, 229067, 232730, 257890, 280645, 325822, 359380, 361046, 379916, 391090, 392903, 413438, 420988, 433370, 458134, 465460, 474895, 515780, 526235, 561290, 651644, 664853, 722092, 736729, 782180, 785806, 814555, 826876, 866740, 902615, 916268, 949790, 954193, 1033595, 1052470, 1122580, 1145335, 1329706, 1447033, 1473458, 1571612, 1603469, 1629110, 1805230, 1899580, 1908386, 1964515, 2067190, 2104940, 2290670, 2659412, 2894066, 2946916, 3206938, 3258220, 3324265, 3514223, 3610460, 3683645, 3816772, 3894139, 3929030, 4134380, 4581340, 4770965, 5788132, 6413876, 6648530, 6679351, 7028446, 7235165, 7367290, 7788278, 7858060, 8017345, 8475479, 9541930, 13297060, 13358702, 14056892, 14470330, 14734580, 15576556, 16034690, 16950958, 17571115, 19083860, 19470695, 24599561, 26717404, 27258973, 28940660, 32069380, 33396755, 33901916, 35142230, 38941390, 42377395, 49199122, 54517946, 59328353, 66793510, 70284460, 77882780, 84754790, 98398244, 109035892, 118656706, 122997805, 133587020, 136294865, 144083143, 169509580, 237313412, 245995610, 272589730, 288166286, 296641765, 491991220, 545179460, 576332572, 593283530, 720415715, 1008582001, 1186567060, 1440831430, 2017164002, 2881662860, 4034328004, 5042910005, 10085820010, 20171640020]

約数ペア:

[(1, 20171640020), (2, 10085820010), (4, 5042910005), (5, 4034328004), (7, 2881662860), (10, 2017164002), (14, 1440831430), (17, 1186567060), (20, 1008582001), (28, 720415715), (34, 593283530), (35, 576332572), (37, 545179460), (41, 491991220), (68, 296641765), (70, 288166286), (74, 272589730), (82, 245995610), (85, 237313412), (119, 169509580), (140, 144083143), (148, 136294865), (151, 133587020), (164, 122997805), (170, 118656706), (185, 109035892), (205, 98398244), (238, 84754790), (259, 77882780), (287, 70284460), (302, 66793510), (340, 59328353), (370, 54517946), (410, 49199122), (476, 42377395), (518, 38941390), (574, 35142230), (595, 33901916), (604, 33396755), (629, 32069380), (697, 28940660), (740, 27258973), (755, 26717404), (820, 24599561), (1036, 19470695), (1057, 19083860), (1148, 17571115), (1190, 16950958), (1258, 16034690), (1295, 15576556), (1369, 14734580), (1394, 14470330), (1435, 14056892), (1510, 13358702), (1517, 13297060), (2114, 9541930), (2380, 8475479), (2516, 8017345), (2567, 7858060), (2590, 7788278), (2738, 7367290), (2788, 7235165), (2870, 7028446), (3020, 6679351), (3034, 6648530), (3145, 6413876), (3485, 5788132), (4228, 4770965), (4403, 4581340), (4879, 4134380), (5134, 3929030), (5180, 3894139), (5285, 3816772), (5476, 3683645), (5587, 3610460), (5740, 3514223), (6068, 3324265), (6191, 3258220), (6290, 3206938), (6845, 2946916), (6970, 2894066), (7585, 2659412), (8806, 2290670), (9583, 2104940), (9758, 2067190), (10268, 1964515), (10570, 1908386), (10619, 1899580), (11174, 1805230), (12382, 1629110), (12580, 1603469), (12835, 1571612), (13690, 1473458), (13940, 1447033), (15170, 1329706), (17612, 1145335), (17969, 1122580), (19166, 1052470), (19516, 1033595), (21140, 954193), (21238, 949790), (22015, 916268), (22348, 902615), (23273, 866740), (24395, 826876), (24764, 814555), (25670, 785806), (25789, 782180), (27380, 736729), (27935, 722092), (30340, 664853), (30955, 651644), (35938, 561290), (38332, 526235), (39109, 515780), (42476, 474895), (43337, 465460), (44030, 458134), (46546, 433370), (47915, 420988), (48790, 413438), (51340, 392903), (51578, 391090), (53095, 379916), (55870, 361046), (56129, 359380), (61910, 325822), (71876, 280645), (78218, 257890), (86674, 232730), (88060, 229067), (89845, 224516), (93092, 216685), (94979, 212380), (95830, 210494), (97580, 206719), (103156, 195545), (105247, 191660), (106190, 189958), (111740, 180523), (112258, 179690), (116365, 173348), (123820, 162911), (128945, 156436)]