2877820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 6709248

約数和(自身を除く): 3831428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 127, 206, 220, 254, 412, 508, 515, 635, 1030, 1133, 1270, 1397, 2060, 2266, 2540, 2794, 4532, 5588, 5665, 6985, 11330, 13081, 13970, 22660, 26162, 27940, 52324, 65405, 130810, 143891, 261620, 287782, 575564, 719455, 1438910, 2877820]

約数ペア:

[(1, 2877820), (2, 1438910), (4, 719455), (5, 575564), (10, 287782), (11, 261620), (20, 143891), (22, 130810), (44, 65405), (55, 52324), (103, 27940), (110, 26162), (127, 22660), (206, 13970), (220, 13081), (254, 11330), (412, 6985), (508, 5665), (515, 5588), (635, 4532), (1030, 2794), (1133, 2540), (1270, 2266), (1397, 2060)]