13508720

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1289}}^1$

素因数の和:1433

約数の個数: 40

約数和(自身を含む): 31672080

約数和(自身を除く): 18163360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1289, 1310, 2096, 2578, 2620, 5156, 5240, 6445, 10312, 10480, 12890, 20624, 25780, 51560, 103120, 168859, 337718, 675436, 844295, 1350872, 1688590, 2701744, 3377180, 6754360, 13508720]

約数ペア:

[(1, 13508720), (2, 6754360), (4, 3377180), (5, 2701744), (8, 1688590), (10, 1350872), (16, 844295), (20, 675436), (40, 337718), (80, 168859), (131, 103120), (262, 51560), (524, 25780), (655, 20624), (1048, 12890), (1289, 10480), (1310, 10312), (2096, 6445), (2578, 5240), (2620, 5156)]