70243960

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{16111}}^1$

素因数の和:16231

約数の個数: 32

約数和(自身を含む): 159508800

約数和(自身を除く): 89264840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 16111, 32222, 64444, 80555, 128888, 161110, 322220, 644440, 1756099, 3512198, 7024396, 8780495, 14048792, 17560990, 35121980, 70243960]

約数ペア:

[(1, 70243960), (2, 35121980), (4, 17560990), (5, 14048792), (8, 8780495), (10, 7024396), (20, 3512198), (40, 1756099), (109, 644440), (218, 322220), (436, 161110), (545, 128888), (872, 80555), (1090, 64444), (2180, 32222), (4360, 16111)]