328397360

素因数分解:

$2^4\times 5^1\times {\mathrm{4104967}}^1$

素因数の和:4104980

約数の個数: 20

約数和(自身を含む): 763524048

約数和(自身を除く): 435126688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4104967, 8209934, 16419868, 20524835, 32839736, 41049670, 65679472, 82099340, 164198680, 328397360]

約数ペア:

[(1, 328397360), (2, 164198680), (4, 82099340), (5, 65679472), (8, 41049670), (10, 32839736), (16, 20524835), (20, 16419868), (40, 8209934), (80, 4104967)]