87466820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{624763}}^1$

素因数の和:624779

約数の個数: 24

約数和(自身を含む): 209920704

約数和(自身を除く): 122453884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 624763, 1249526, 2499052, 3123815, 4373341, 6247630, 8746682, 12495260, 17493364, 21866705, 43733410, 87466820]

約数ペア:

[(1, 87466820), (2, 43733410), (4, 21866705), (5, 17493364), (7, 12495260), (10, 8746682), (14, 6247630), (20, 4373341), (28, 3123815), (35, 2499052), (70, 1249526), (140, 624763)]