11919380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3187}}^1$

素因数の和:3224

約数の個数: 48

約数和(自身を含む): 28921536

約数和(自身を除く): 17002156

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3187, 3740, 6374, 12748, 15935, 31870, 35057, 54179, 63740, 70114, 108358, 140228, 175285, 216716, 270895, 350570, 541790, 595969, 701140, 1083580, 1191938, 2383876, 2979845, 5959690, 11919380]

約数ペア:

[(1, 11919380), (2, 5959690), (4, 2979845), (5, 2383876), (10, 1191938), (11, 1083580), (17, 701140), (20, 595969), (22, 541790), (34, 350570), (44, 270895), (55, 216716), (68, 175285), (85, 140228), (110, 108358), (170, 70114), (187, 63740), (220, 54179), (340, 35057), (374, 31870), (748, 15935), (935, 12748), (1870, 6374), (3187, 3740)]