2814980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20107}}^1$

素因数の和:20123

約数の個数: 24

約数和(自身を含む): 6756288

約数和(自身を除く): 3941308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20107, 40214, 80428, 100535, 140749, 201070, 281498, 402140, 562996, 703745, 1407490, 2814980]

約数ペア:

[(1, 2814980), (2, 1407490), (4, 703745), (5, 562996), (7, 402140), (10, 281498), (14, 201070), (20, 140749), (28, 100535), (35, 80428), (70, 40214), (140, 20107)]