90662960

素因数分解:

$2^4\times 5^1\times {\mathrm{1133287}}^1$

素因数の和:1133300

約数の個数: 20

約数和(自身を含む): 210791568

約数和(自身を除く): 120128608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1133287, 2266574, 4533148, 5666435, 9066296, 11332870, 18132592, 22665740, 45331480, 90662960]

約数ペア:

[(1, 90662960), (2, 45331480), (4, 22665740), (5, 18132592), (8, 11332870), (10, 9066296), (16, 5666435), (20, 4533148), (40, 2266574), (80, 1133287)]