1002561980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:376

約数の個数: 144

約数和(自身を含む): 2580802560

約数和(自身を除く): 1578240580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 83, 95, 133, 140, 166, 190, 239, 266, 332, 361, 380, 415, 478, 532, 581, 665, 722, 830, 956, 1162, 1195, 1330, 1444, 1577, 1660, 1673, 1805, 2324, 2390, 2527, 2660, 2905, 3154, 3346, 3610, 4541, 4780, 5054, 5810, 6308, 6692, 7220, 7885, 8365, 9082, 10108, 11039, 11620, 12635, 15770, 16730, 18164, 19837, 22078, 22705, 25270, 29963, 31540, 31787, 33460, 39674, 44156, 45410, 50540, 55195, 59926, 63574, 79348, 86279, 90820, 99185, 110390, 119852, 127148, 138859, 149815, 158935, 172558, 198370, 209741, 220780, 277718, 299630, 317870, 345116, 376903, 396740, 419482, 431395, 555436, 599260, 603953, 635740, 694295, 753806, 838964, 862790, 1048705, 1207906, 1388590, 1507612, 1725580, 1884515, 2097410, 2415812, 2638321, 2777180, 3019765, 3769030, 4194820, 5276642, 6039530, 7161157, 7538060, 10553284, 12079060, 13191605, 14322314, 26383210, 28644628, 35805785, 50128099, 52766420, 71611570, 100256198, 143223140, 200512396, 250640495, 501280990, 1002561980]

約数ペア:

[(1, 1002561980), (2, 501280990), (4, 250640495), (5, 200512396), (7, 143223140), (10, 100256198), (14, 71611570), (19, 52766420), (20, 50128099), (28, 35805785), (35, 28644628), (38, 26383210), (70, 14322314), (76, 13191605), (83, 12079060), (95, 10553284), (133, 7538060), (140, 7161157), (166, 6039530), (190, 5276642), (239, 4194820), (266, 3769030), (332, 3019765), (361, 2777180), (380, 2638321), (415, 2415812), (478, 2097410), (532, 1884515), (581, 1725580), (665, 1507612), (722, 1388590), (830, 1207906), (956, 1048705), (1162, 862790), (1195, 838964), (1330, 753806), (1444, 694295), (1577, 635740), (1660, 603953), (1673, 599260), (1805, 555436), (2324, 431395), (2390, 419482), (2527, 396740), (2660, 376903), (2905, 345116), (3154, 317870), (3346, 299630), (3610, 277718), (4541, 220780), (4780, 209741), (5054, 198370), (5810, 172558), (6308, 158935), (6692, 149815), (7220, 138859), (7885, 127148), (8365, 119852), (9082, 110390), (10108, 99185), (11039, 90820), (11620, 86279), (12635, 79348), (15770, 63574), (16730, 59926), (18164, 55195), (19837, 50540), (22078, 45410), (22705, 44156), (25270, 39674), (29963, 33460), (31540, 31787)]