105642020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{761}}^1$

素因数の和:1412

約数の個数: 48

約数和(自身を含む): 242718336

約数和(自身を除く): 137076316

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 631, 761, 1262, 1522, 2524, 3044, 3155, 3805, 6310, 6941, 7610, 8371, 12620, 13882, 15220, 16742, 27764, 33484, 34705, 41855, 69410, 83710, 138820, 167420, 480191, 960382, 1920764, 2400955, 4801910, 5282101, 9603820, 10564202, 21128404, 26410505, 52821010, 105642020]

約数ペア:

[(1, 105642020), (2, 52821010), (4, 26410505), (5, 21128404), (10, 10564202), (11, 9603820), (20, 5282101), (22, 4801910), (44, 2400955), (55, 1920764), (110, 960382), (220, 480191), (631, 167420), (761, 138820), (1262, 83710), (1522, 69410), (2524, 41855), (3044, 34705), (3155, 33484), (3805, 27764), (6310, 16742), (6941, 15220), (7610, 13882), (8371, 12620)]