2019960770

素因数分解:

$2^1\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{155741}}^1$

素因数の和:157045

約数の個数: 16

約数和(自身を含む): 3638756088

約数和(自身を除く): 1618795318

約数列:

[1, 2, 5, 10, 1297, 2594, 6485, 12970, 155741, 311482, 778705, 1557410, 201996077, 403992154, 1009980385, 2019960770]

約数ペア:

[(1, 2019960770), (2, 1009980385), (5, 403992154), (10, 201996077), (1297, 1557410), (2594, 778705), (6485, 311482), (12970, 155741)]