8039660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21157}}^1$

素因数の和:21185

約数の個数: 24

約数和(自身を含む): 17772720

約数和(自身を除く): 9733060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 21157, 42314, 84628, 105785, 211570, 401983, 423140, 803966, 1607932, 2009915, 4019830, 8039660]

約数ペア:

[(1, 8039660), (2, 4019830), (4, 2009915), (5, 1607932), (10, 803966), (19, 423140), (20, 401983), (38, 211570), (76, 105785), (95, 84628), (190, 42314), (380, 21157)]