328405940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{529687}}^1$

素因数の和:529727

約数の個数: 24

約数和(自身を含む): 711900672

約数和(自身を除く): 383494732

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 529687, 1059374, 2118748, 2648435, 5296870, 10593740, 16420297, 32840594, 65681188, 82101485, 164202970, 328405940]

約数ペア:

[(1, 328405940), (2, 164202970), (4, 82101485), (5, 65681188), (10, 32840594), (20, 16420297), (31, 10593740), (62, 5296870), (124, 2648435), (155, 2118748), (310, 1059374), (620, 529687)]