20806250

素因数分解:

$2^1\times 5^5\times {\mathrm{3329}}^1$

素因数の和:3356

約数の個数: 24

約数和(自身を含む): 39020940

約数和(自身を除く): 18214690

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 3125, 3329, 6250, 6658, 16645, 33290, 83225, 166450, 416125, 832250, 2080625, 4161250, 10403125, 20806250]

約数ペア:

[(1, 20806250), (2, 10403125), (5, 4161250), (10, 2080625), (25, 832250), (50, 416125), (125, 166450), (250, 83225), (625, 33290), (1250, 16645), (3125, 6658), (3329, 6250)]