202215880

素因数分解:

$2^3\times 5^1\times {\mathrm{5055397}}^1$

素因数の和:5055408

約数の個数: 16

約数和(自身を含む): 454985820

約数和(自身を除く): 252769940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5055397, 10110794, 20221588, 25276985, 40443176, 50553970, 101107940, 202215880]

約数ペア:

[(1, 202215880), (2, 101107940), (4, 50553970), (5, 40443176), (8, 25276985), (10, 20221588), (20, 10110794), (40, 5055397)]