42601940

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{2633}}^1$

素因数の和:3451

約数の個数: 24

約数和(自身を含む): 89608680

約数和(自身を除く): 47006740

約数列:

[1, 2, 4, 5, 10, 20, 809, 1618, 2633, 3236, 4045, 5266, 8090, 10532, 13165, 16180, 26330, 52660, 2130097, 4260194, 8520388, 10650485, 21300970, 42601940]

約数ペア:

[(1, 42601940), (2, 21300970), (4, 10650485), (5, 8520388), (10, 4260194), (20, 2130097), (809, 52660), (1618, 26330), (2633, 16180), (3236, 13165), (4045, 10532), (5266, 8090)]