90013360

素因数分解:

$2^4\times 5^1\times {\mathrm{1125167}}^1$

素因数の和:1125180

約数の個数: 20

約数和(自身を含む): 209281248

約数和(自身を除く): 119267888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1125167, 2250334, 4500668, 5625835, 9001336, 11251670, 18002672, 22503340, 45006680, 90013360]

約数ペア:

[(1, 90013360), (2, 45006680), (4, 22503340), (5, 18002672), (8, 11251670), (10, 9001336), (16, 5625835), (20, 4500668), (40, 2250334), (80, 1125167)]