9898220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12071}}^1$

素因数の和:12121

約数の個数: 24

約数和(自身を含む): 21295008

約数和(自身を除く): 11396788

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 12071, 24142, 48284, 60355, 120710, 241420, 494911, 989822, 1979644, 2474555, 4949110, 9898220]

約数ペア:

[(1, 9898220), (2, 4949110), (4, 2474555), (5, 1979644), (10, 989822), (20, 494911), (41, 241420), (82, 120710), (164, 60355), (205, 48284), (410, 24142), (820, 12071)]