520011620

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{490577}}^1$

素因数の和:490639

約数の個数: 24

約数和(自身を含む): 1112630904

約数和(自身を除く): 592619284

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 490577, 981154, 1962308, 2452885, 4905770, 9811540, 26000581, 52001162, 104002324, 130002905, 260005810, 520011620]

約数ペア:

[(1, 520011620), (2, 260005810), (4, 130002905), (5, 104002324), (10, 52001162), (20, 26000581), (53, 9811540), (106, 4905770), (212, 2452885), (265, 1962308), (530, 981154), (1060, 490577)]