132960260

素因数分解:

$2^2\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{3329}}^1$

素因数の和:5335

約数の個数: 24

約数和(自身を含む): 279440280

約数和(自身を除く): 146480020

約数列:

[1, 2, 4, 5, 10, 20, 1997, 3329, 3994, 6658, 7988, 9985, 13316, 16645, 19970, 33290, 39940, 66580, 6648013, 13296026, 26592052, 33240065, 66480130, 132960260]

約数ペア:

[(1, 132960260), (2, 66480130), (4, 33240065), (5, 26592052), (10, 13296026), (20, 6648013), (1997, 66580), (3329, 39940), (3994, 33290), (6658, 19970), (7988, 16645), (9985, 13316)]