4387820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5351}}^1$

素因数の和:5401

約数の個数: 24

約数和(自身を含む): 9440928

約数和(自身を除く): 5053108

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 5351, 10702, 21404, 26755, 53510, 107020, 219391, 438782, 877564, 1096955, 2193910, 4387820]

約数ペア:

[(1, 4387820), (2, 2193910), (4, 1096955), (5, 877564), (10, 438782), (20, 219391), (41, 107020), (82, 53510), (164, 26755), (205, 21404), (410, 10702), (820, 5351)]