12986120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2441}}^1$

素因数の和:2478

約数の個数: 64

約数和(自身を含む): 35164800

約数和(自身を除く): 22178680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2441, 2660, 4882, 5320, 9764, 12205, 17087, 19528, 24410, 34174, 46379, 48820, 68348, 85435, 92758, 97640, 136696, 170870, 185516, 231895, 324653, 341740, 371032, 463790, 649306, 683480, 927580, 1298612, 1623265, 1855160, 2597224, 3246530, 6493060, 12986120]

約数ペア:

[(1, 12986120), (2, 6493060), (4, 3246530), (5, 2597224), (7, 1855160), (8, 1623265), (10, 1298612), (14, 927580), (19, 683480), (20, 649306), (28, 463790), (35, 371032), (38, 341740), (40, 324653), (56, 231895), (70, 185516), (76, 170870), (95, 136696), (133, 97640), (140, 92758), (152, 85435), (190, 68348), (266, 48820), (280, 46379), (380, 34174), (532, 24410), (665, 19528), (760, 17087), (1064, 12205), (1330, 9764), (2441, 5320), (2660, 4882)]