42628780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{112181}}^1$

素因数の和:112209

約数の個数: 24

約数和(自身を含む): 94232880

約数和(自身を除く): 51604100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 112181, 224362, 448724, 560905, 1121810, 2131439, 2243620, 4262878, 8525756, 10657195, 21314390, 42628780]

約数ペア:

[(1, 42628780), (2, 21314390), (4, 10657195), (5, 8525756), (10, 4262878), (19, 2243620), (20, 2131439), (38, 1121810), (76, 560905), (95, 448724), (190, 224362), (380, 112181)]