19277360

素因数分解:

$2^4\times 5^1\times {\mathrm{240967}}^1$

素因数の和:240980

約数の個数: 20

約数和(自身を含む): 44820048

約数和(自身を除く): 25542688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 240967, 481934, 963868, 1204835, 1927736, 2409670, 3855472, 4819340, 9638680, 19277360]

約数ペア:

[(1, 19277360), (2, 9638680), (4, 4819340), (5, 3855472), (8, 2409670), (10, 1927736), (16, 1204835), (20, 963868), (40, 481934), (80, 240967)]