91109360

素因数分解:

$2^4\times 5^1\times {\mathrm{1138867}}^1$

素因数の和:1138880

約数の個数: 20

約数和(自身を含む): 211829448

約数和(自身を除く): 120720088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1138867, 2277734, 4555468, 5694335, 9110936, 11388670, 18221872, 22777340, 45554680, 91109360]

約数ペア:

[(1, 91109360), (2, 45554680), (4, 22777340), (5, 18221872), (8, 11388670), (10, 9110936), (16, 5694335), (20, 4555468), (40, 2277734), (80, 1138867)]