629420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2861}}^1$

素因数の和:2881

約数の個数: 24

約数和(自身を含む): 1442448

約数和(自身を除く): 813028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2861, 5722, 11444, 14305, 28610, 31471, 57220, 62942, 125884, 157355, 314710, 629420]

約数ペア:

[(1, 629420), (2, 314710), (4, 157355), (5, 125884), (10, 62942), (11, 57220), (20, 31471), (22, 28610), (44, 14305), (55, 11444), (110, 5722), (220, 2861)]