51423140

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{25457}}^1$

素因数の和:25567

約数の個数: 24

約数和(自身を含む): 109062072

約数和(自身を除く): 57638932

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 25457, 50914, 101828, 127285, 254570, 509140, 2571157, 5142314, 10284628, 12855785, 25711570, 51423140]

約数ペア:

[(1, 51423140), (2, 25711570), (4, 12855785), (5, 10284628), (10, 5142314), (20, 2571157), (101, 509140), (202, 254570), (404, 127285), (505, 101828), (1010, 50914), (2020, 25457)]