12953780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1381}}^1$

素因数の和:1464

約数の個数: 48

約数和(自身を含む): 31575936

約数和(自身を除く): 18622156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1381, 1876, 2345, 2762, 4690, 5524, 6905, 9380, 9667, 13810, 19334, 27620, 38668, 48335, 92527, 96670, 185054, 193340, 370108, 462635, 647689, 925270, 1295378, 1850540, 2590756, 3238445, 6476890, 12953780]

約数ペア:

[(1, 12953780), (2, 6476890), (4, 3238445), (5, 2590756), (7, 1850540), (10, 1295378), (14, 925270), (20, 647689), (28, 462635), (35, 370108), (67, 193340), (70, 185054), (134, 96670), (140, 92527), (268, 48335), (335, 38668), (469, 27620), (670, 19334), (938, 13810), (1340, 9667), (1381, 9380), (1876, 6905), (2345, 5524), (2762, 4690)]