20058575

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 26151600

約数和(自身を除く): 6093025

約数列:

[1, 5, 25, 29, 73, 145, 365, 379, 725, 1825, 1895, 2117, 9475, 10585, 10991, 27667, 52925, 54955, 138335, 274775, 691675, 802343, 4011715, 20058575]

約数ペア:

[(1, 20058575), (5, 4011715), (25, 802343), (29, 691675), (73, 274775), (145, 138335), (365, 54955), (379, 52925), (725, 27667), (1825, 10991), (1895, 10585), (2117, 9475)]