488942360

素因数分解:

$2^3\times 5^1\times {\mathrm{2087}}^1\times {\mathrm{5857}}^1$

素因数の和:7955

約数の個数: 32

約数和(自身を含む): 1100835360

約数和(自身を除く): 611893000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2087, 4174, 5857, 8348, 10435, 11714, 16696, 20870, 23428, 29285, 41740, 46856, 58570, 83480, 117140, 234280, 12223559, 24447118, 48894236, 61117795, 97788472, 122235590, 244471180, 488942360]

約数ペア:

[(1, 488942360), (2, 244471180), (4, 122235590), (5, 97788472), (8, 61117795), (10, 48894236), (20, 24447118), (40, 12223559), (2087, 234280), (4174, 117140), (5857, 83480), (8348, 58570), (10435, 46856), (11714, 41740), (16696, 29285), (20870, 23428)]