415934480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{399937}}^1$

素因数の和:399963

約数の個数: 40

約数和(自身を含む): 1041438552

約数和(自身を除く): 625504072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 399937, 799874, 1599748, 1999685, 3199496, 3999370, 5199181, 6398992, 7998740, 10398362, 15997480, 20796724, 25995905, 31994960, 41593448, 51991810, 83186896, 103983620, 207967240, 415934480]

約数ペア:

[(1, 415934480), (2, 207967240), (4, 103983620), (5, 83186896), (8, 51991810), (10, 41593448), (13, 31994960), (16, 25995905), (20, 20796724), (26, 15997480), (40, 10398362), (52, 7998740), (65, 6398992), (80, 5199181), (104, 3999370), (130, 3199496), (208, 1999685), (260, 1599748), (520, 799874), (1040, 399937)]