1295667080

素因数分解:

$2^3\times 5^1\times {\mathrm{32391677}}^1$

素因数の和:32391688

約数の個数: 16

約数和(自身を含む): 2915251020

約数和(自身を除く): 1619583940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 32391677, 64783354, 129566708, 161958385, 259133416, 323916770, 647833540, 1295667080]

約数ペア:

[(1, 1295667080), (2, 647833540), (4, 323916770), (5, 259133416), (8, 161958385), (10, 129566708), (20, 64783354), (40, 32391677)]