45680

素因数分解:

$2^4\times 5^1\times {\mathrm{571}}^1$

素因数の和:584

約数の個数: 20

約数和(自身を含む): 106392

約数和(自身を除く): 60712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 571, 1142, 2284, 2855, 4568, 5710, 9136, 11420, 22840, 45680]

約数ペア:

[(1, 45680), (2, 22840), (4, 11420), (5, 9136), (8, 5710), (10, 4568), (16, 2855), (20, 2284), (40, 1142), (80, 571)]