2709140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{523}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 6690432

約数和(自身を除く): 3981292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 523, 740, 1036, 1046, 1295, 2092, 2590, 2615, 3661, 5180, 5230, 7322, 10460, 14644, 18305, 19351, 36610, 38702, 73220, 77404, 96755, 135457, 193510, 270914, 387020, 541828, 677285, 1354570, 2709140]

約数ペア:

[(1, 2709140), (2, 1354570), (4, 677285), (5, 541828), (7, 387020), (10, 270914), (14, 193510), (20, 135457), (28, 96755), (35, 77404), (37, 73220), (70, 38702), (74, 36610), (140, 19351), (148, 18305), (185, 14644), (259, 10460), (370, 7322), (518, 5230), (523, 5180), (740, 3661), (1036, 2615), (1046, 2590), (1295, 2092)]