2021909905

素因数分解:

$5^1\times {\mathrm{409}}^1\times {\mathrm{859}}^1\times {\mathrm{1151}}^1$

素因数の和:2424

約数の個数: 16

約数和(自身を含む): 2437171200

約数和(自身を除く): 415261295

約数列:

[1, 5, 409, 859, 1151, 2045, 4295, 5755, 351331, 470759, 988709, 1756655, 2353795, 4943545, 404381981, 2021909905]

約数ペア:

[(1, 2021909905), (5, 404381981), (409, 4943545), (859, 2353795), (1151, 1756655), (2045, 988709), (4295, 470759), (5755, 351331)]