2174391380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15531367}}^1$

素因数の和:15531383

約数の個数: 24

約数和(自身を含む): 5218539648

約数和(自身を除く): 3044148268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15531367, 31062734, 62125468, 77656835, 108719569, 155313670, 217439138, 310627340, 434878276, 543597845, 1087195690, 2174391380]

約数ペア:

[(1, 2174391380), (2, 1087195690), (4, 543597845), (5, 434878276), (7, 310627340), (10, 217439138), (14, 155313670), (20, 108719569), (28, 77656835), (35, 62125468), (70, 31062734), (140, 15531367)]