320464928

素因数分解:

$2^5\times 7^1\times {\mathrm{1430647}}^1$

素因数の和:1430664

約数の個数: 24

約数和(自身を含む): 721046592

約数和(自身を除く): 400581664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 1430647, 2861294, 5722588, 10014529, 11445176, 20029058, 22890352, 40058116, 45780704, 80116232, 160232464, 320464928]

約数ペア:

[(1, 320464928), (2, 160232464), (4, 80116232), (7, 45780704), (8, 40058116), (14, 22890352), (16, 20029058), (28, 11445176), (32, 10014529), (56, 5722588), (112, 2861294), (224, 1430647)]