3160280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^2\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 7443360

約数和(自身を除く): 4283080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 820, 940, 1640, 1681, 1880, 1927, 3362, 3854, 6724, 7708, 8405, 9635, 13448, 15416, 16810, 19270, 33620, 38540, 67240, 77080, 79007, 158014, 316028, 395035, 632056, 790070, 1580140, 3160280]

約数ペア:

[(1, 3160280), (2, 1580140), (4, 790070), (5, 632056), (8, 395035), (10, 316028), (20, 158014), (40, 79007), (41, 77080), (47, 67240), (82, 38540), (94, 33620), (164, 19270), (188, 16810), (205, 15416), (235, 13448), (328, 9635), (376, 8405), (410, 7708), (470, 6724), (820, 3854), (940, 3362), (1640, 1927), (1681, 1880)]