88881560

素因数分解:

$2^3\times 5^1\times {\mathrm{2222039}}^1$

素因数の和:2222050

約数の個数: 16

約数和(自身を含む): 199983600

約数和(自身を除く): 111102040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2222039, 4444078, 8888156, 11110195, 17776312, 22220390, 44440780, 88881560]

約数ペア:

[(1, 88881560), (2, 44440780), (4, 22220390), (5, 17776312), (8, 11110195), (10, 8888156), (20, 4444078), (40, 2222039)]