716860

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 1529136

約数和(自身を除く): 812276

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 491, 730, 982, 1460, 1964, 2455, 4910, 9820, 35843, 71686, 143372, 179215, 358430, 716860]

約数ペア:

[(1, 716860), (2, 358430), (4, 179215), (5, 143372), (10, 71686), (20, 35843), (73, 9820), (146, 4910), (292, 2455), (365, 1964), (491, 1460), (730, 982)]