2018183920

素因数分解:

$2^4\times 5^1\times {\mathrm{829}}^1\times {\mathrm{30431}}^1$

素因数の和:31273

約数の個数: 40

約数和(自身を含む): 4698092160

約数和(自身を除く): 2679908240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 829, 1658, 3316, 4145, 6632, 8290, 13264, 16580, 30431, 33160, 60862, 66320, 121724, 152155, 243448, 304310, 486896, 608620, 1217240, 2434480, 25227299, 50454598, 100909196, 126136495, 201818392, 252272990, 403636784, 504545980, 1009091960, 2018183920]

約数ペア:

[(1, 2018183920), (2, 1009091960), (4, 504545980), (5, 403636784), (8, 252272990), (10, 201818392), (16, 126136495), (20, 100909196), (40, 50454598), (80, 25227299), (829, 2434480), (1658, 1217240), (3316, 608620), (4145, 486896), (6632, 304310), (8290, 243448), (13264, 152155), (16580, 121724), (30431, 66320), (33160, 60862)]