74445680

素因数分解:

$2^4\times 5^1\times {\mathrm{930571}}^1$

素因数の和:930584

約数の個数: 20

約数和(自身を含む): 173086392

約数和(自身を除く): 98640712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 930571, 1861142, 3722284, 4652855, 7444568, 9305710, 14889136, 18611420, 37222840, 74445680]

約数ペア:

[(1, 74445680), (2, 37222840), (4, 18611420), (5, 14889136), (8, 9305710), (10, 7444568), (16, 4652855), (20, 3722284), (40, 1861142), (80, 930571)]