89327240

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{3911}}^1$

素因数の和:4493

約数の個数: 32

約数和(自身を含む): 201389760

約数和(自身を除く): 112062520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 2284, 2855, 3911, 4568, 5710, 7822, 11420, 15644, 19555, 22840, 31288, 39110, 78220, 156440, 2233181, 4466362, 8932724, 11165905, 17865448, 22331810, 44663620, 89327240]

約数ペア:

[(1, 89327240), (2, 44663620), (4, 22331810), (5, 17865448), (8, 11165905), (10, 8932724), (20, 4466362), (40, 2233181), (571, 156440), (1142, 78220), (2284, 39110), (2855, 31288), (3911, 22840), (4568, 19555), (5710, 15644), (7822, 11420)]