8985730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{409}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 17564400

約数和(自身を除く): 8578670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 409, 818, 845, 1690, 2045, 2197, 4090, 4394, 5317, 10634, 10985, 21970, 26585, 53170, 69121, 138242, 345605, 691210, 898573, 1797146, 4492865, 8985730]

約数ペア:

[(1, 8985730), (2, 4492865), (5, 1797146), (10, 898573), (13, 691210), (26, 345605), (65, 138242), (130, 69121), (169, 53170), (338, 26585), (409, 21970), (818, 10985), (845, 10634), (1690, 5317), (2045, 4394), (2197, 4090)]