2017327720

素因数分解:

$2^3\times 5^1\times {\mathrm{6343}}^1\times {\mathrm{7951}}^1$

素因数の和:14305

約数の個数: 32

約数和(自身を含む): 4540273920

約数和(自身を除く): 2522946200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6343, 7951, 12686, 15902, 25372, 31715, 31804, 39755, 50744, 63430, 63608, 79510, 126860, 159020, 253720, 318040, 50433193, 100866386, 201732772, 252165965, 403465544, 504331930, 1008663860, 2017327720]

約数ペア:

[(1, 2017327720), (2, 1008663860), (4, 504331930), (5, 403465544), (8, 252165965), (10, 201732772), (20, 100866386), (40, 50433193), (6343, 318040), (7951, 253720), (12686, 159020), (15902, 126860), (25372, 79510), (31715, 63608), (31804, 63430), (39755, 50744)]