30663280

素因数分解:

$2^4\times 5^1\times {\mathrm{383291}}^1$

素因数の和:383304

約数の個数: 20

約数和(自身を含む): 71292312

約数和(自身を除く): 40629032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383291, 766582, 1533164, 1916455, 3066328, 3832910, 6132656, 7665820, 15331640, 30663280]

約数ペア:

[(1, 30663280), (2, 15331640), (4, 7665820), (5, 6132656), (8, 3832910), (10, 3066328), (16, 1916455), (20, 1533164), (40, 766582), (80, 383291)]