39842964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{709}}^1$

素因数の和:949

約数の個数: 72

約数和(自身を含む): 115781120

約数和(自身を除く): 75938156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 223, 252, 446, 669, 709, 892, 1338, 1418, 1561, 2007, 2127, 2676, 2836, 3122, 4014, 4254, 4683, 4963, 6244, 6381, 8028, 8508, 9366, 9926, 12762, 14049, 14889, 18732, 19852, 25524, 28098, 29778, 44667, 56196, 59556, 89334, 158107, 178668, 316214, 474321, 632428, 948642, 1106749, 1422963, 1897284, 2213498, 2845926, 3320247, 4426996, 5691852, 6640494, 9960741, 13280988, 19921482, 39842964]

約数ペア:

[(1, 39842964), (2, 19921482), (3, 13280988), (4, 9960741), (6, 6640494), (7, 5691852), (9, 4426996), (12, 3320247), (14, 2845926), (18, 2213498), (21, 1897284), (28, 1422963), (36, 1106749), (42, 948642), (63, 632428), (84, 474321), (126, 316214), (223, 178668), (252, 158107), (446, 89334), (669, 59556), (709, 56196), (892, 44667), (1338, 29778), (1418, 28098), (1561, 25524), (2007, 19852), (2127, 18732), (2676, 14889), (2836, 14049), (3122, 12762), (4014, 9926), (4254, 9366), (4683, 8508), (4963, 8028), (6244, 6381)]