2521840

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1087}}^1$

素因数の和:1129

約数の個数: 40

約数和(自身を含む): 6071040

約数和(自身を除く): 3549200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1087, 1160, 2174, 2320, 4348, 5435, 8696, 10870, 17392, 21740, 31523, 43480, 63046, 86960, 126092, 157615, 252184, 315230, 504368, 630460, 1260920, 2521840]

約数ペア:

[(1, 2521840), (2, 1260920), (4, 630460), (5, 504368), (8, 315230), (10, 252184), (16, 157615), (20, 126092), (29, 86960), (40, 63046), (58, 43480), (80, 31523), (116, 21740), (145, 17392), (232, 10870), (290, 8696), (464, 5435), (580, 4348), (1087, 2320), (1160, 2174)]