2019156740

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{322549}}^1$

素因数の和:322871

約数の個数: 24

約数和(自身を含む): 4253789400

約数和(自身を除く): 2234632660

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 322549, 645098, 1290196, 1612745, 3225490, 6450980, 100957837, 201915674, 403831348, 504789185, 1009578370, 2019156740]

約数ペア:

[(1, 2019156740), (2, 1009578370), (4, 504789185), (5, 403831348), (10, 201915674), (20, 100957837), (313, 6450980), (626, 3225490), (1252, 1612745), (1565, 1290196), (3130, 645098), (6260, 322549)]