2001920975

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{859}}^1\times {\mathrm{1277}}^1$

素因数の和:2219

約数の個数: 24

約数和(自身を含む): 2521289520

約数和(自身を除く): 519368545

約数列:

[1, 5, 25, 73, 365, 859, 1277, 1825, 4295, 6385, 21475, 31925, 62707, 93221, 313535, 466105, 1096943, 1567675, 2330525, 5484715, 27423575, 80076839, 400384195, 2001920975]

約数ペア:

[(1, 2001920975), (5, 400384195), (25, 80076839), (73, 27423575), (365, 5484715), (859, 2330525), (1277, 1567675), (1825, 1096943), (4295, 466105), (6385, 313535), (21475, 93221), (31925, 62707)]