142187540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{646307}}^1$

素因数の和:646327

約数の個数: 24

約数和(自身を含む): 325739232

約数和(自身を除く): 183551692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 646307, 1292614, 2585228, 3231535, 6463070, 7109377, 12926140, 14218754, 28437508, 35546885, 71093770, 142187540]

約数ペア:

[(1, 142187540), (2, 71093770), (4, 35546885), (5, 28437508), (10, 14218754), (11, 12926140), (20, 7109377), (22, 6463070), (44, 3231535), (55, 2585228), (110, 1292614), (220, 646307)]