20170018288

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{365293}}^1$

素因数の和:365354

約数の個数: 80

約数和(自身を含む): 48920172480

約数和(自身を除く): 28750154192

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 29, 34, 56, 58, 68, 112, 116, 119, 136, 203, 232, 238, 272, 406, 464, 476, 493, 812, 952, 986, 1624, 1904, 1972, 3248, 3451, 3944, 6902, 7888, 13804, 27608, 55216, 365293, 730586, 1461172, 2557051, 2922344, 5114102, 5844688, 6209981, 10228204, 10593497, 12419962, 20456408, 21186994, 24839924, 40912816, 42373988, 43469867, 49679848, 74154479, 84747976, 86939734, 99359696, 148308958, 169495952, 173879468, 180089449, 296617916, 347758936, 360178898, 593235832, 695517872, 720357796, 1186471664, 1260626143, 1440715592, 2521252286, 2881431184, 5042504572, 10085009144, 20170018288]

約数ペア:

[(1, 20170018288), (2, 10085009144), (4, 5042504572), (7, 2881431184), (8, 2521252286), (14, 1440715592), (16, 1260626143), (17, 1186471664), (28, 720357796), (29, 695517872), (34, 593235832), (56, 360178898), (58, 347758936), (68, 296617916), (112, 180089449), (116, 173879468), (119, 169495952), (136, 148308958), (203, 99359696), (232, 86939734), (238, 84747976), (272, 74154479), (406, 49679848), (464, 43469867), (476, 42373988), (493, 40912816), (812, 24839924), (952, 21186994), (986, 20456408), (1624, 12419962), (1904, 10593497), (1972, 10228204), (3248, 6209981), (3451, 5844688), (3944, 5114102), (6902, 2922344), (7888, 2557051), (13804, 1461172), (27608, 730586), (55216, 365293)]