22817980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16069}}^1$

素因数の和:16149

約数の個数: 24

約数和(自身を含む): 48595680

約数和(自身を除く): 25777700

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 16069, 32138, 64276, 80345, 160690, 321380, 1140899, 2281798, 4563596, 5704495, 11408990, 22817980]

約数ペア:

[(1, 22817980), (2, 11408990), (4, 5704495), (5, 4563596), (10, 2281798), (20, 1140899), (71, 321380), (142, 160690), (284, 80345), (355, 64276), (710, 32138), (1420, 16069)]