2973740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1931}}^1$

素因数の和:1958

約数の個数: 48

約数和(自身を含む): 7789824

約数和(自身を除く): 4816084

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1931, 3862, 7724, 9655, 13517, 19310, 21241, 27034, 38620, 42482, 54068, 67585, 84964, 106205, 135170, 148687, 212410, 270340, 297374, 424820, 594748, 743435, 1486870, 2973740]

約数ペア:

[(1, 2973740), (2, 1486870), (4, 743435), (5, 594748), (7, 424820), (10, 297374), (11, 270340), (14, 212410), (20, 148687), (22, 135170), (28, 106205), (35, 84964), (44, 67585), (55, 54068), (70, 42482), (77, 38620), (110, 27034), (140, 21241), (154, 19310), (220, 13517), (308, 9655), (385, 7724), (770, 3862), (1540, 1931)]