4990960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4799}}^1$

素因数の和:4825

約数の個数: 40

約数和(自身を含む): 12499200

約数和(自身を除く): 7508240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 4799, 9598, 19196, 23995, 38392, 47990, 62387, 76784, 95980, 124774, 191960, 249548, 311935, 383920, 499096, 623870, 998192, 1247740, 2495480, 4990960]

約数ペア:

[(1, 4990960), (2, 2495480), (4, 1247740), (5, 998192), (8, 623870), (10, 499096), (13, 383920), (16, 311935), (20, 249548), (26, 191960), (40, 124774), (52, 95980), (65, 76784), (80, 62387), (104, 47990), (130, 38392), (208, 23995), (260, 19196), (520, 9598), (1040, 4799)]