8477420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3187}}^1$

素因数の和:3222

約数の個数: 48

約数和(自身を含む): 21423360

約数和(自身を除く): 12945940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 3187, 6374, 12748, 15935, 22309, 31870, 44618, 60553, 63740, 89236, 111545, 121106, 223090, 242212, 302765, 423871, 446180, 605530, 847742, 1211060, 1695484, 2119355, 4238710, 8477420]

約数ペア:

[(1, 8477420), (2, 4238710), (4, 2119355), (5, 1695484), (7, 1211060), (10, 847742), (14, 605530), (19, 446180), (20, 423871), (28, 302765), (35, 242212), (38, 223090), (70, 121106), (76, 111545), (95, 89236), (133, 63740), (140, 60553), (190, 44618), (266, 31870), (380, 22309), (532, 15935), (665, 12748), (1330, 6374), (2660, 3187)]