28890200

素因数分解:

$2^3\times 5^2\times {\mathrm{144451}}^1$

素因数の和:144467

約数の個数: 24

約数和(自身を含む): 67170180

約数和(自身を除く): 38279980

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 144451, 288902, 577804, 722255, 1155608, 1444510, 2889020, 3611275, 5778040, 7222550, 14445100, 28890200]

約数ペア:

[(1, 28890200), (2, 14445100), (4, 7222550), (5, 5778040), (8, 3611275), (10, 2889020), (20, 1444510), (25, 1155608), (40, 722255), (50, 577804), (100, 288902), (200, 144451)]