7849480

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3217}}^1$

素因数の和:3289

約数の個数: 32

約数和(自身を含む): 17956440

約数和(自身を除く): 10106960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 3217, 6434, 12868, 16085, 25736, 32170, 64340, 128680, 196237, 392474, 784948, 981185, 1569896, 1962370, 3924740, 7849480]

約数ペア:

[(1, 7849480), (2, 3924740), (4, 1962370), (5, 1569896), (8, 981185), (10, 784948), (20, 392474), (40, 196237), (61, 128680), (122, 64340), (244, 32170), (305, 25736), (488, 16085), (610, 12868), (1220, 6434), (2440, 3217)]