70487920

素因数分解:

$2^4\times 5^1\times {\mathrm{881099}}^1$

素因数の和:881112

約数の個数: 20

約数和(自身を含む): 163884600

約数和(自身を除く): 93396680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 881099, 1762198, 3524396, 4405495, 7048792, 8810990, 14097584, 17621980, 35243960, 70487920]

約数ペア:

[(1, 70487920), (2, 35243960), (4, 17621980), (5, 14097584), (8, 8810990), (10, 7048792), (16, 4405495), (20, 3524396), (40, 1762198), (80, 881099)]