42121340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{72623}}^1$

素因数の和:72661

約数の個数: 24

約数和(自身を含む): 91506240

約数和(自身を除く): 49384900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 72623, 145246, 290492, 363115, 726230, 1452460, 2106067, 4212134, 8424268, 10530335, 21060670, 42121340]

約数ペア:

[(1, 42121340), (2, 21060670), (4, 10530335), (5, 8424268), (10, 4212134), (20, 2106067), (29, 1452460), (58, 726230), (116, 363115), (145, 290492), (290, 145246), (580, 72623)]