252838420

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{173177}}^1$

素因数の和:173259

約数の個数: 24

約数和(自身を含む): 538237224

約数和(自身を除く): 285398804

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 173177, 346354, 692708, 865885, 1731770, 3463540, 12641921, 25283842, 50567684, 63209605, 126419210, 252838420]

約数ペア:

[(1, 252838420), (2, 126419210), (4, 63209605), (5, 50567684), (10, 25283842), (20, 12641921), (73, 3463540), (146, 1731770), (292, 865885), (365, 692708), (730, 346354), (1460, 173177)]