39933740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25931}}^1$

素因数の和:25958

約数の個数: 48

約数和(自身を含む): 104557824

約数和(自身を除く): 64624084

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, 25931, 51862, 103724, 129655, 181517, 259310, 285241, 363034, 518620, 570482, 726068, 907585, 1140964, 1426205, 1815170, 1996687, 2852410, 3630340, 3993374, 5704820, 7986748, 9983435, 19966870, 39933740]

約数ペア:

[(1, 39933740), (2, 19966870), (4, 9983435), (5, 7986748), (7, 5704820), (10, 3993374), (11, 3630340), (14, 2852410), (20, 1996687), (22, 1815170), (28, 1426205), (35, 1140964), (44, 907585), (55, 726068), (70, 570482), (77, 518620), (110, 363034), (140, 285241), (154, 259310), (220, 181517), (308, 129655), (385, 103724), (770, 51862), (1540, 25931)]