2008965020

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{327193}}^1$

素因数の和:327509

約数の個数: 24

約数和(自身を含む): 4232581584

約数和(自身を除く): 2223616564

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 327193, 654386, 1308772, 1635965, 3271930, 6543860, 100448251, 200896502, 401793004, 502241255, 1004482510, 2008965020]

約数ペア:

[(1, 2008965020), (2, 1004482510), (4, 502241255), (5, 401793004), (10, 200896502), (20, 100448251), (307, 6543860), (614, 3271930), (1228, 1635965), (1535, 1308772), (3070, 654386), (6140, 327193)]