889498940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4043177}}^1$

素因数の和:4043197

約数の個数: 24

約数和(自身を含む): 2037761712

約数和(自身を除く): 1148262772

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 4043177, 8086354, 16172708, 20215885, 40431770, 44474947, 80863540, 88949894, 177899788, 222374735, 444749470, 889498940]

約数ペア:

[(1, 889498940), (2, 444749470), (4, 222374735), (5, 177899788), (10, 88949894), (11, 80863540), (20, 44474947), (22, 40431770), (44, 20215885), (55, 16172708), (110, 8086354), (220, 4043177)]