287026340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{494873}}^1$

素因数の和:494911

約数の個数: 24

約数和(自身を含む): 623541240

約数和(自身を除く): 336514900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 494873, 989746, 1979492, 2474365, 4948730, 9897460, 14351317, 28702634, 57405268, 71756585, 143513170, 287026340]

約数ペア:

[(1, 287026340), (2, 143513170), (4, 71756585), (5, 57405268), (10, 28702634), (20, 14351317), (29, 9897460), (58, 4948730), (116, 2474365), (145, 1979492), (290, 989746), (580, 494873)]