139629820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{634681}}^1$

素因数の和:634701

約数の個数: 24

約数和(自身を含む): 319879728

約数和(自身を除く): 180249908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 634681, 1269362, 2538724, 3173405, 6346810, 6981491, 12693620, 13962982, 27925964, 34907455, 69814910, 139629820]

約数ペア:

[(1, 139629820), (2, 69814910), (4, 34907455), (5, 27925964), (10, 13962982), (11, 12693620), (20, 6981491), (22, 6346810), (44, 3173405), (55, 2538724), (110, 1269362), (220, 634681)]