2000989850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1379993}}^1$

素因数の和:1380034

約数の個数: 24

約数和(自身を含む): 3850183260

約数和(自身を除く): 1849193410

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 1379993, 2759986, 6899965, 13799930, 34499825, 40019797, 68999650, 80039594, 200098985, 400197970, 1000494925, 2000989850]

約数ペア:

[(1, 2000989850), (2, 1000494925), (5, 400197970), (10, 200098985), (25, 80039594), (29, 68999650), (50, 40019797), (58, 34499825), (145, 13799930), (290, 6899965), (725, 2759986), (1450, 1379993)]