1888020140

素因数分解:

$2^2\times 5^1\times {\mathrm{94401007}}^1$

素因数の和:94401016

約数の個数: 12

約数和(自身を含む): 3964842336

約数和(自身を除く): 2076822196

約数列:

[1, 2, 4, 5, 10, 20, 94401007, 188802014, 377604028, 472005035, 944010070, 1888020140]

約数ペア:

[(1, 1888020140), (2, 944010070), (4, 472005035), (5, 377604028), (10, 188802014), (20, 94401007)]