8272720

素因数分解:

$2^4\times 5^1\times {\mathrm{103409}}^1$

素因数の和:103422

約数の個数: 20

約数和(自身を含む): 19234260

約数和(自身を除く): 10961540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103409, 206818, 413636, 517045, 827272, 1034090, 1654544, 2068180, 4136360, 8272720]

約数ペア:

[(1, 8272720), (2, 4136360), (4, 2068180), (5, 1654544), (8, 1034090), (10, 827272), (16, 517045), (20, 413636), (40, 206818), (80, 103409)]