137909420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{626861}}^1$

素因数の和:626881

約数の個数: 24

約数和(自身を含む): 315938448

約数和(自身を除く): 178029028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 626861, 1253722, 2507444, 3134305, 6268610, 6895471, 12537220, 13790942, 27581884, 34477355, 68954710, 137909420]

約数ペア:

[(1, 137909420), (2, 68954710), (4, 34477355), (5, 27581884), (10, 13790942), (11, 12537220), (20, 6895471), (22, 6268610), (44, 3134305), (55, 2507444), (110, 1253722), (220, 626861)]