2206760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1337

約数の個数: 32

約数和(自身を含む): 5084640

約数和(自身を除く): 2877880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1283, 1720, 2566, 5132, 6415, 10264, 12830, 25660, 51320, 55169, 110338, 220676, 275845, 441352, 551690, 1103380, 2206760]

約数ペア:

[(1, 2206760), (2, 1103380), (4, 551690), (5, 441352), (8, 275845), (10, 220676), (20, 110338), (40, 55169), (43, 51320), (86, 25660), (172, 12830), (215, 10264), (344, 6415), (430, 5132), (860, 2566), (1283, 1720)]