98987620

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{10163}}^1$

素因数の和:10659

約数の個数: 24

約数和(自身を含む): 208321344

約数和(自身を除く): 109333724

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9740, 10163, 20326, 40652, 50815, 101630, 203260, 4949381, 9898762, 19797524, 24746905, 49493810, 98987620]

約数ペア:

[(1, 98987620), (2, 49493810), (4, 24746905), (5, 19797524), (10, 9898762), (20, 4949381), (487, 203260), (974, 101630), (1948, 50815), (2435, 40652), (4870, 20326), (9740, 10163)]