131177240

素因数分解:

$2^3\times 5^1\times {\mathrm{3279431}}^1$

素因数の和:3279442

約数の個数: 16

約数和(自身を含む): 295148880

約数和(自身を除く): 163971640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3279431, 6558862, 13117724, 16397155, 26235448, 32794310, 65588620, 131177240]

約数ペア:

[(1, 131177240), (2, 65588620), (4, 32794310), (5, 26235448), (8, 16397155), (10, 13117724), (20, 6558862), (40, 3279431)]