60212020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:349

約数の個数: 72

約数和(自身を含む): 140767200

約数和(自身を除く): 80555180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 139, 179, 220, 242, 278, 358, 484, 556, 605, 695, 716, 895, 1210, 1390, 1529, 1790, 1969, 2420, 2780, 3058, 3580, 3938, 6116, 7645, 7876, 9845, 15290, 16819, 19690, 21659, 24881, 30580, 33638, 39380, 43318, 49762, 67276, 84095, 86636, 99524, 108295, 124405, 168190, 216590, 248810, 273691, 336380, 433180, 497620, 547382, 1094764, 1368455, 2736910, 3010601, 5473820, 6021202, 12042404, 15053005, 30106010, 60212020]

約数ペア:

[(1, 60212020), (2, 30106010), (4, 15053005), (5, 12042404), (10, 6021202), (11, 5473820), (20, 3010601), (22, 2736910), (44, 1368455), (55, 1094764), (110, 547382), (121, 497620), (139, 433180), (179, 336380), (220, 273691), (242, 248810), (278, 216590), (358, 168190), (484, 124405), (556, 108295), (605, 99524), (695, 86636), (716, 84095), (895, 67276), (1210, 49762), (1390, 43318), (1529, 39380), (1790, 33638), (1969, 30580), (2420, 24881), (2780, 21659), (3058, 19690), (3580, 16819), (3938, 15290), (6116, 9845), (7645, 7876)]