2686520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1429}}^1$

素因数の和:1487

約数の個数: 32

約数和(自身を含む): 6177600

約数和(自身を除く): 3491080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1429, 1880, 2858, 5716, 7145, 11432, 14290, 28580, 57160, 67163, 134326, 268652, 335815, 537304, 671630, 1343260, 2686520]

約数ペア:

[(1, 2686520), (2, 1343260), (4, 671630), (5, 537304), (8, 335815), (10, 268652), (20, 134326), (40, 67163), (47, 57160), (94, 28580), (188, 14290), (235, 11432), (376, 7145), (470, 5716), (940, 2858), (1429, 1880)]