2139623540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2609297}}^1$

素因数の和:2609347

約数の個数: 24

約数和(自身を含む): 4602801672

約数和(自身を除く): 2463178132

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2609297, 5218594, 10437188, 13046485, 26092970, 52185940, 106981177, 213962354, 427924708, 534905885, 1069811770, 2139623540]

約数ペア:

[(1, 2139623540), (2, 1069811770), (4, 534905885), (5, 427924708), (10, 213962354), (20, 106981177), (41, 52185940), (82, 26092970), (164, 13046485), (205, 10437188), (410, 5218594), (820, 2609297)]