28713550

素因数分解:

$2^1\times 5^2\times {\mathrm{449}}^1\times {\mathrm{1279}}^1$

素因数の和:1740

約数の個数: 24

約数和(自身を含む): 53568000

約数和(自身を除く): 24854450

約数列:

[1, 2, 5, 10, 25, 50, 449, 898, 1279, 2245, 2558, 4490, 6395, 11225, 12790, 22450, 31975, 63950, 574271, 1148542, 2871355, 5742710, 14356775, 28713550]

約数ペア:

[(1, 28713550), (2, 14356775), (5, 5742710), (10, 2871355), (25, 1148542), (50, 574271), (449, 63950), (898, 31975), (1279, 22450), (2245, 12790), (2558, 11225), (4490, 6395)]