3127480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1907}}^1$

素因数の和:1959

約数の個数: 32

約数和(自身を含む): 7212240

約数和(自身を除く): 4084760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1907, 3814, 7628, 9535, 15256, 19070, 38140, 76280, 78187, 156374, 312748, 390935, 625496, 781870, 1563740, 3127480]

約数ペア:

[(1, 3127480), (2, 1563740), (4, 781870), (5, 625496), (8, 390935), (10, 312748), (20, 156374), (40, 78187), (41, 76280), (82, 38140), (164, 19070), (205, 15256), (328, 9535), (410, 7628), (820, 3814), (1640, 1907)]