20804015510

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8704609}}^1$

素因数の和:8704855

約数の個数: 16

約数和(自身を含む): 37603915200

約数和(自身を除く): 16799899690

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 8704609, 17409218, 43523045, 87046090, 2080401551, 4160803102, 10402007755, 20804015510]

約数ペア:

[(1, 20804015510), (2, 10402007755), (5, 4160803102), (10, 2080401551), (239, 87046090), (478, 43523045), (1195, 17409218), (2390, 8704609)]