201412420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{2039}}^1$

素因数の和:2508

約数の個数: 48

約数和(自身を含む): 462672000

約数和(自身を除く): 261259580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 449, 898, 1796, 2039, 2245, 4078, 4490, 4939, 8156, 8980, 9878, 10195, 19756, 20390, 22429, 24695, 40780, 44858, 49390, 89716, 98780, 112145, 224290, 448580, 915511, 1831022, 3662044, 4577555, 9155110, 10070621, 18310220, 20141242, 40282484, 50353105, 100706210, 201412420]

約数ペア:

[(1, 201412420), (2, 100706210), (4, 50353105), (5, 40282484), (10, 20141242), (11, 18310220), (20, 10070621), (22, 9155110), (44, 4577555), (55, 3662044), (110, 1831022), (220, 915511), (449, 448580), (898, 224290), (1796, 112145), (2039, 98780), (2245, 89716), (4078, 49390), (4490, 44858), (4939, 40780), (8156, 24695), (8980, 22429), (9878, 20390), (10195, 19756)]