31830560

素因数分解:

$2^5\times 5^1\times {\mathrm{198941}}^1$

素因数の和:198956

約数の個数: 24

約数和(自身を含む): 75200076

約数和(自身を除く): 43369516

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 198941, 397882, 795764, 994705, 1591528, 1989410, 3183056, 3978820, 6366112, 7957640, 15915280, 31830560]

約数ペア:

[(1, 31830560), (2, 15915280), (4, 7957640), (5, 6366112), (8, 3978820), (10, 3183056), (16, 1989410), (20, 1591528), (32, 994705), (40, 795764), (80, 397882), (160, 198941)]