9958660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 22377600

約数和(自身を除く): 12418940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 359, 365, 380, 718, 730, 1387, 1436, 1460, 1795, 2774, 3590, 5548, 6821, 6935, 7180, 13642, 13870, 26207, 27284, 27740, 34105, 52414, 68210, 104828, 131035, 136420, 262070, 497933, 524140, 995866, 1991732, 2489665, 4979330, 9958660]

約数ペア:

[(1, 9958660), (2, 4979330), (4, 2489665), (5, 1991732), (10, 995866), (19, 524140), (20, 497933), (38, 262070), (73, 136420), (76, 131035), (95, 104828), (146, 68210), (190, 52414), (292, 34105), (359, 27740), (365, 27284), (380, 26207), (718, 13870), (730, 13642), (1387, 7180), (1436, 6935), (1460, 6821), (1795, 5548), (2774, 3590)]