131963240

素因数分解:

$2^3\times 5^1\times {\mathrm{3299081}}^1$

素因数の和:3299092

約数の個数: 16

約数和(自身を含む): 296917380

約数和(自身を除く): 164954140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3299081, 6598162, 13196324, 16495405, 26392648, 32990810, 65981620, 131963240]

約数ペア:

[(1, 131963240), (2, 65981620), (4, 32990810), (5, 26392648), (8, 16495405), (10, 13196324), (20, 6598162), (40, 3299081)]