4198940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2957}}^1$

素因数の和:3037

約数の個数: 24

約数和(自身を含む): 8944992

約数和(自身を除く): 4746052

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 2957, 5914, 11828, 14785, 29570, 59140, 209947, 419894, 839788, 1049735, 2099470, 4198940]

約数ペア:

[(1, 4198940), (2, 2099470), (4, 1049735), (5, 839788), (10, 419894), (20, 209947), (71, 59140), (142, 29570), (284, 14785), (355, 11828), (710, 5914), (1420, 2957)]