7990660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 18144000

約数和(自身を除く): 10153340

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 230, 290, 460, 580, 599, 667, 1198, 1334, 2396, 2668, 2995, 3335, 5990, 6670, 11980, 13340, 13777, 17371, 27554, 34742, 55108, 68885, 69484, 86855, 137770, 173710, 275540, 347420, 399533, 799066, 1598132, 1997665, 3995330, 7990660]

約数ペア:

[(1, 7990660), (2, 3995330), (4, 1997665), (5, 1598132), (10, 799066), (20, 399533), (23, 347420), (29, 275540), (46, 173710), (58, 137770), (92, 86855), (115, 69484), (116, 68885), (145, 55108), (230, 34742), (290, 27554), (460, 17371), (580, 13777), (599, 13340), (667, 11980), (1198, 6670), (1334, 5990), (2396, 3335), (2668, 2995)]