1625060

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 3438456

約数和(自身を除く): 1813396

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 421, 772, 842, 965, 1684, 1930, 2105, 3860, 4210, 8420, 81253, 162506, 325012, 406265, 812530, 1625060]

約数ペア:

[(1, 1625060), (2, 812530), (4, 406265), (5, 325012), (10, 162506), (20, 81253), (193, 8420), (386, 4210), (421, 3860), (772, 2105), (842, 1930), (965, 1684)]