123567380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2711}}^1$

素因数の和:2816

約数の個数: 48

約数和(自身を含む): 270635904

約数和(自身を除く): 147068524

約数列:

[1, 2, 4, 5, 10, 20, 43, 53, 86, 106, 172, 212, 215, 265, 430, 530, 860, 1060, 2279, 2711, 4558, 5422, 9116, 10844, 11395, 13555, 22790, 27110, 45580, 54220, 116573, 143683, 233146, 287366, 466292, 574732, 582865, 718415, 1165730, 1436830, 2331460, 2873660, 6178369, 12356738, 24713476, 30891845, 61783690, 123567380]

約数ペア:

[(1, 123567380), (2, 61783690), (4, 30891845), (5, 24713476), (10, 12356738), (20, 6178369), (43, 2873660), (53, 2331460), (86, 1436830), (106, 1165730), (172, 718415), (212, 582865), (215, 574732), (265, 466292), (430, 287366), (530, 233146), (860, 143683), (1060, 116573), (2279, 54220), (2711, 45580), (4558, 27110), (5422, 22790), (9116, 13555), (10844, 11395)]