88892780

素因数分解:

$2^2\times 5^1\times {\mathrm{4444639}}^1$

素因数の和:4444648

約数の個数: 12

約数和(自身を含む): 186674880

約数和(自身を除く): 97782100

約数列:

[1, 2, 4, 5, 10, 20, 4444639, 8889278, 17778556, 22223195, 44446390, 88892780]

約数ペア:

[(1, 88892780), (2, 44446390), (4, 22223195), (5, 17778556), (10, 8889278), (20, 4444639)]