2007503870

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{312209}}^1$

素因数の和:312859

約数の個数: 16

約数和(自身を含む): 3619138320

約数和(自身を除く): 1611634450

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 312209, 624418, 1561045, 3122090, 200750387, 401500774, 1003751935, 2007503870]

約数ペア:

[(1, 2007503870), (2, 1003751935), (5, 401500774), (10, 200750387), (643, 3122090), (1286, 1561045), (3215, 624418), (6430, 312209)]