12626560

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 30630600

約数和(自身を除く): 18004040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 181, 218, 320, 362, 436, 545, 640, 724, 872, 905, 1090, 1448, 1744, 1810, 2180, 2896, 3488, 3620, 4360, 5792, 6976, 7240, 8720, 11584, 13952, 14480, 17440, 19729, 23168, 28960, 34880, 39458, 57920, 69760, 78916, 98645, 115840, 157832, 197290, 315664, 394580, 631328, 789160, 1262656, 1578320, 2525312, 3156640, 6313280, 12626560]

約数ペア:

[(1, 12626560), (2, 6313280), (4, 3156640), (5, 2525312), (8, 1578320), (10, 1262656), (16, 789160), (20, 631328), (32, 394580), (40, 315664), (64, 197290), (80, 157832), (109, 115840), (128, 98645), (160, 78916), (181, 69760), (218, 57920), (320, 39458), (362, 34880), (436, 28960), (545, 23168), (640, 19729), (724, 17440), (872, 14480), (905, 13952), (1090, 11584), (1448, 8720), (1744, 7240), (1810, 6976), (2180, 5792), (2896, 4360), (3488, 3620)]