9937160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3499}}^1$

素因数の和:3581

約数の個数: 32

約数和(自身を含む): 22680000

約数和(自身を除く): 12742840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 3499, 6998, 13996, 17495, 27992, 34990, 69980, 139960, 248429, 496858, 993716, 1242145, 1987432, 2484290, 4968580, 9937160]

約数ペア:

[(1, 9937160), (2, 4968580), (4, 2484290), (5, 1987432), (8, 1242145), (10, 993716), (20, 496858), (40, 248429), (71, 139960), (142, 69980), (284, 34990), (355, 27992), (568, 17495), (710, 13996), (1420, 6998), (2840, 3499)]