1557164660

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{938051}}^1$

素因数の和:938143

約数の個数: 24

約数和(自身を含む): 3309447456

約数和(自身を除く): 1752282796

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 938051, 1876102, 3752204, 4690255, 9380510, 18761020, 77858233, 155716466, 311432932, 389291165, 778582330, 1557164660]

約数ペア:

[(1, 1557164660), (2, 778582330), (4, 389291165), (5, 311432932), (10, 155716466), (20, 77858233), (83, 18761020), (166, 9380510), (332, 4690255), (415, 3752204), (830, 1876102), (1660, 938051)]