40889728

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 90000720

約数和(自身を除く): 49110992

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 113, 128, 176, 226, 257, 352, 452, 514, 704, 904, 1028, 1243, 1408, 1808, 2056, 2486, 2827, 3616, 4112, 4972, 5654, 7232, 8224, 9944, 11308, 14464, 16448, 19888, 22616, 29041, 32896, 39776, 45232, 58082, 79552, 90464, 116164, 159104, 180928, 232328, 319451, 361856, 464656, 638902, 929312, 1277804, 1858624, 2555608, 3717248, 5111216, 10222432, 20444864, 40889728]

約数ペア:

[(1, 40889728), (2, 20444864), (4, 10222432), (8, 5111216), (11, 3717248), (16, 2555608), (22, 1858624), (32, 1277804), (44, 929312), (64, 638902), (88, 464656), (113, 361856), (128, 319451), (176, 232328), (226, 180928), (257, 159104), (352, 116164), (452, 90464), (514, 79552), (704, 58082), (904, 45232), (1028, 39776), (1243, 32896), (1408, 29041), (1808, 22616), (2056, 19888), (2486, 16448), (2827, 14464), (3616, 11308), (4112, 9944), (4972, 8224), (5654, 7232)]