99400820

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{10781}}^1$

素因数の和:11251

約数の個数: 24

約数和(自身を含む): 209213928

約数和(自身を除く): 109813108

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 9220, 10781, 21562, 43124, 53905, 107810, 215620, 4970041, 9940082, 19880164, 24850205, 49700410, 99400820]

約数ペア:

[(1, 99400820), (2, 49700410), (4, 24850205), (5, 19880164), (10, 9940082), (20, 4970041), (461, 215620), (922, 107810), (1844, 53905), (2305, 43124), (4610, 21562), (9220, 10781)]