26453020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:691

約数の個数: 72

約数和(自身を含む): 64752912

約数和(自身を除く): 38299892

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 643, 748, 935, 1210, 1286, 1870, 2057, 2420, 2572, 3215, 3740, 4114, 6430, 7073, 8228, 10285, 10931, 12860, 14146, 20570, 21862, 28292, 35365, 41140, 43724, 54655, 70730, 77803, 109310, 120241, 141460, 155606, 218620, 240482, 311212, 389015, 480964, 601205, 778030, 1202410, 1322651, 1556060, 2404820, 2645302, 5290604, 6613255, 13226510, 26453020]

約数ペア:

[(1, 26453020), (2, 13226510), (4, 6613255), (5, 5290604), (10, 2645302), (11, 2404820), (17, 1556060), (20, 1322651), (22, 1202410), (34, 778030), (44, 601205), (55, 480964), (68, 389015), (85, 311212), (110, 240482), (121, 218620), (170, 155606), (187, 141460), (220, 120241), (242, 109310), (340, 77803), (374, 70730), (484, 54655), (605, 43724), (643, 41140), (748, 35365), (935, 28292), (1210, 21862), (1286, 20570), (1870, 14146), (2057, 12860), (2420, 10931), (2572, 10285), (3215, 8228), (3740, 7073), (4114, 6430)]