56422420

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{6701}}^1$

素因数の和:7131

約数の個数: 24

約数和(自身を含む): 118786248

約数和(自身を除く): 62363828

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 6701, 8420, 13402, 26804, 33505, 67010, 134020, 2821121, 5642242, 11284484, 14105605, 28211210, 56422420]

約数ペア:

[(1, 56422420), (2, 28211210), (4, 14105605), (5, 11284484), (10, 5642242), (20, 2821121), (421, 134020), (842, 67010), (1684, 33505), (2105, 26804), (4210, 13402), (6701, 8420)]