199956910

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{45137}}^1$

素因数の和:45587

約数の個数: 16

約数和(自身を含む): 360742896

約数和(自身を除く): 160785986

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 45137, 90274, 225685, 451370, 19995691, 39991382, 99978455, 199956910]

約数ペア:

[(1, 199956910), (2, 99978455), (5, 39991382), (10, 19995691), (443, 451370), (886, 225685), (2215, 90274), (4430, 45137)]