1288540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5857}}^1$

素因数の和:5877

約数の個数: 24

約数和(自身を含む): 2952432

約数和(自身を除く): 1663892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 5857, 11714, 23428, 29285, 58570, 64427, 117140, 128854, 257708, 322135, 644270, 1288540]

約数ペア:

[(1, 1288540), (2, 644270), (4, 322135), (5, 257708), (10, 128854), (11, 117140), (20, 64427), (22, 58570), (44, 29285), (55, 23428), (110, 11714), (220, 5857)]