22878020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103991}}^1$

素因数の和:104011

約数の個数: 24

約数和(自身を含む): 52411968

約数和(自身を除く): 29533948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 103991, 207982, 415964, 519955, 1039910, 1143901, 2079820, 2287802, 4575604, 5719505, 11439010, 22878020]

約数ペア:

[(1, 22878020), (2, 11439010), (4, 5719505), (5, 4575604), (10, 2287802), (11, 2079820), (20, 1143901), (22, 1039910), (44, 519955), (55, 415964), (110, 207982), (220, 103991)]