6862640

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{787}}^1$

素因数の和:909

約数の個数: 40

約数和(自身を含む): 16122480

約数和(自身を除く): 9259840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 787, 872, 1090, 1574, 1744, 2180, 3148, 3935, 4360, 6296, 7870, 8720, 12592, 15740, 31480, 62960, 85783, 171566, 343132, 428915, 686264, 857830, 1372528, 1715660, 3431320, 6862640]

約数ペア:

[(1, 6862640), (2, 3431320), (4, 1715660), (5, 1372528), (8, 857830), (10, 686264), (16, 428915), (20, 343132), (40, 171566), (80, 85783), (109, 62960), (218, 31480), (436, 15740), (545, 12592), (787, 8720), (872, 7870), (1090, 6296), (1574, 4360), (1744, 3935), (2180, 3148)]