13748720

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1931}}^1$

素因数の和:2033

約数の個数: 40

約数和(自身を含む): 32341680

約数和(自身を除く): 18592960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 1931, 3560, 3862, 7120, 7724, 9655, 15448, 19310, 30896, 38620, 77240, 154480, 171859, 343718, 687436, 859295, 1374872, 1718590, 2749744, 3437180, 6874360, 13748720]

約数ペア:

[(1, 13748720), (2, 6874360), (4, 3437180), (5, 2749744), (8, 1718590), (10, 1374872), (16, 859295), (20, 687436), (40, 343718), (80, 171859), (89, 154480), (178, 77240), (356, 38620), (445, 30896), (712, 19310), (890, 15448), (1424, 9655), (1780, 7724), (1931, 7120), (3560, 3862)]