20128199410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{367}}^1$

素因数の和:752

約数の個数: 128

約数和(自身を含む): 42465669120

約数和(自身を除く): 22337469710

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 139, 170, 187, 211, 278, 367, 374, 422, 695, 734, 935, 1055, 1390, 1529, 1835, 1870, 2110, 2321, 2363, 3058, 3587, 3670, 4037, 4642, 4726, 6239, 7174, 7645, 8074, 11605, 11815, 12478, 15290, 17935, 20185, 23210, 23630, 25993, 29329, 31195, 35870, 39457, 40370, 51013, 51986, 58658, 62390, 68629, 77437, 78914, 102026, 129965, 137258, 146645, 154874, 197285, 255065, 259930, 293290, 322619, 343145, 387185, 394570, 498593, 510130, 561143, 645238, 686290, 774370, 851807, 867221, 997186, 1122286, 1316429, 1613095, 1703614, 1734442, 2492965, 2632858, 2805715, 3226190, 4259035, 4336105, 4985930, 5484523, 5611430, 6582145, 8518070, 8672210, 9539431, 10763743, 10969046, 13164290, 14480719, 19078862, 21527486, 27422615, 28961438, 47697155, 53818715, 54845230, 72403595, 95394310, 107637430, 118401173, 144807190, 182983631, 236802346, 365967262, 592005865, 914918155, 1184011730, 1829836310, 2012819941, 4025639882, 10064099705, 20128199410]

約数ペア:

[(1, 20128199410), (2, 10064099705), (5, 4025639882), (10, 2012819941), (11, 1829836310), (17, 1184011730), (22, 914918155), (34, 592005865), (55, 365967262), (85, 236802346), (110, 182983631), (139, 144807190), (170, 118401173), (187, 107637430), (211, 95394310), (278, 72403595), (367, 54845230), (374, 53818715), (422, 47697155), (695, 28961438), (734, 27422615), (935, 21527486), (1055, 19078862), (1390, 14480719), (1529, 13164290), (1835, 10969046), (1870, 10763743), (2110, 9539431), (2321, 8672210), (2363, 8518070), (3058, 6582145), (3587, 5611430), (3670, 5484523), (4037, 4985930), (4642, 4336105), (4726, 4259035), (6239, 3226190), (7174, 2805715), (7645, 2632858), (8074, 2492965), (11605, 1734442), (11815, 1703614), (12478, 1613095), (15290, 1316429), (17935, 1122286), (20185, 997186), (23210, 867221), (23630, 851807), (25993, 774370), (29329, 686290), (31195, 645238), (35870, 561143), (39457, 510130), (40370, 498593), (51013, 394570), (51986, 387185), (58658, 343145), (62390, 322619), (68629, 293290), (77437, 259930), (78914, 255065), (102026, 197285), (129965, 154874), (137258, 146645)]