42905020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{29387}}^1$

素因数の和:29469

約数の個数: 24

約数和(自身を含む): 91337904

約数和(自身を除く): 48432884

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 29387, 58774, 117548, 146935, 293870, 587740, 2145251, 4290502, 8581004, 10726255, 21452510, 42905020]

約数ペア:

[(1, 42905020), (2, 21452510), (4, 10726255), (5, 8581004), (10, 4290502), (20, 2145251), (73, 587740), (146, 293870), (292, 146935), (365, 117548), (730, 58774), (1460, 29387)]