40989992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 88776000

約数和(自身を除く): 47786008

約数列:

[1, 2, 4, 8, 17, 19, 29, 34, 38, 58, 68, 76, 116, 136, 152, 232, 323, 493, 547, 551, 646, 986, 1094, 1102, 1292, 1972, 2188, 2204, 2584, 3944, 4376, 4408, 9299, 9367, 10393, 15863, 18598, 18734, 20786, 31726, 37196, 37468, 41572, 63452, 74392, 74936, 83144, 126904, 176681, 269671, 301397, 353362, 539342, 602794, 706724, 1078684, 1205588, 1413448, 2157368, 2411176, 5123749, 10247498, 20494996, 40989992]

約数ペア:

[(1, 40989992), (2, 20494996), (4, 10247498), (8, 5123749), (17, 2411176), (19, 2157368), (29, 1413448), (34, 1205588), (38, 1078684), (58, 706724), (68, 602794), (76, 539342), (116, 353362), (136, 301397), (152, 269671), (232, 176681), (323, 126904), (493, 83144), (547, 74936), (551, 74392), (646, 63452), (986, 41572), (1094, 37468), (1102, 37196), (1292, 31726), (1972, 20786), (2188, 18734), (2204, 18598), (2584, 15863), (3944, 10393), (4376, 9367), (4408, 9299)]