7799686520

素因数分解:

$2^3\times 5^1\times {\mathrm{5659}}^1\times {\mathrm{34457}}^1$

素因数の和:40127

約数の個数: 32

約数和(自身を含む): 17552905200

約数和(自身を除く): 9753218680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5659, 11318, 22636, 28295, 34457, 45272, 56590, 68914, 113180, 137828, 172285, 226360, 275656, 344570, 689140, 1378280, 194992163, 389984326, 779968652, 974960815, 1559937304, 1949921630, 3899843260, 7799686520]

約数ペア:

[(1, 7799686520), (2, 3899843260), (4, 1949921630), (5, 1559937304), (8, 974960815), (10, 779968652), (20, 389984326), (40, 194992163), (5659, 1378280), (11318, 689140), (22636, 344570), (28295, 275656), (34457, 226360), (45272, 172285), (56590, 137828), (68914, 113180)]