12397960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8377}}^1$

素因数の和:8425

約数の個数: 32

約数和(自身を含む): 28652760

約数和(自身を除く): 16254800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 8377, 16754, 33508, 41885, 67016, 83770, 167540, 309949, 335080, 619898, 1239796, 1549745, 2479592, 3099490, 6198980, 12397960]

約数ペア:

[(1, 12397960), (2, 6198980), (4, 3099490), (5, 2479592), (8, 1549745), (10, 1239796), (20, 619898), (37, 335080), (40, 309949), (74, 167540), (148, 83770), (185, 67016), (296, 41885), (370, 33508), (740, 16754), (1480, 8377)]