7412840

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3943}}^1$

素因数の和:4001

約数の個数: 32

約数和(自身を含む): 17038080

約数和(自身を除く): 9625240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 3943, 7886, 15772, 19715, 31544, 39430, 78860, 157720, 185321, 370642, 741284, 926605, 1482568, 1853210, 3706420, 7412840]

約数ペア:

[(1, 7412840), (2, 3706420), (4, 1853210), (5, 1482568), (8, 926605), (10, 741284), (20, 370642), (40, 185321), (47, 157720), (94, 78860), (188, 39430), (235, 31544), (376, 19715), (470, 15772), (940, 7886), (1880, 3943)]