2018769980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1421669}}^1$

素因数の和:1421749

約数の個数: 24

約数和(自身を含む): 4299130080

約数和(自身を除く): 2280360100

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1421669, 2843338, 5686676, 7108345, 14216690, 28433380, 100938499, 201876998, 403753996, 504692495, 1009384990, 2018769980]

約数ペア:

[(1, 2018769980), (2, 1009384990), (4, 504692495), (5, 403753996), (10, 201876998), (20, 100938499), (71, 28433380), (142, 14216690), (284, 7108345), (355, 5686676), (710, 2843338), (1420, 1421669)]