10201900

素因数分解:

$2^2\times 5^2\times {\mathrm{102019}}^1$

素因数の和:102033

約数の個数: 18

約数和(自身を含む): 22138340

約数和(自身を除く): 11936440

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 102019, 204038, 408076, 510095, 1020190, 2040380, 2550475, 5100950, 10201900]

約数ペア:

[(1, 10201900), (2, 5100950), (4, 2550475), (5, 2040380), (10, 1020190), (20, 510095), (25, 408076), (50, 204038), (100, 102019)]