2019596080

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{154877}}^1$

素因数の和:155053

約数の個数: 40

約数和(自身を含む): 4724398512

約数和(自身を除く): 2704802432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 6520, 13040, 154877, 309754, 619508, 774385, 1239016, 1548770, 2478032, 3097540, 6195080, 12390160, 25244951, 50489902, 100979804, 126224755, 201959608, 252449510, 403919216, 504899020, 1009798040, 2019596080]

約数ペア:

[(1, 2019596080), (2, 1009798040), (4, 504899020), (5, 403919216), (8, 252449510), (10, 201959608), (16, 126224755), (20, 100979804), (40, 50489902), (80, 25244951), (163, 12390160), (326, 6195080), (652, 3097540), (815, 2478032), (1304, 1548770), (1630, 1239016), (2608, 774385), (3260, 619508), (6520, 309754), (13040, 154877)]