7954280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4231}}^1$

素因数の和:4289

約数の個数: 32

約数和(自身を含む): 18282240

約数和(自身を除く): 10327960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 4231, 8462, 16924, 21155, 33848, 42310, 84620, 169240, 198857, 397714, 795428, 994285, 1590856, 1988570, 3977140, 7954280]

約数ペア:

[(1, 7954280), (2, 3977140), (4, 1988570), (5, 1590856), (8, 994285), (10, 795428), (20, 397714), (40, 198857), (47, 169240), (94, 84620), (188, 42310), (235, 33848), (376, 21155), (470, 16924), (940, 8462), (1880, 4231)]