1379140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9851}}^1$

素因数の和:9867

約数の個数: 24

約数和(自身を含む): 3310272

約数和(自身を除く): 1931132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9851, 19702, 39404, 49255, 68957, 98510, 137914, 197020, 275828, 344785, 689570, 1379140]

約数ペア:

[(1, 1379140), (2, 689570), (4, 344785), (5, 275828), (7, 197020), (10, 137914), (14, 98510), (20, 68957), (28, 49255), (35, 39404), (70, 19702), (140, 9851)]