11514760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 27720000

約数和(自身を除く): 16205240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 109, 139, 152, 190, 218, 278, 380, 436, 545, 556, 695, 760, 872, 1090, 1112, 1390, 2071, 2180, 2641, 2780, 4142, 4360, 5282, 5560, 8284, 10355, 10564, 13205, 15151, 16568, 20710, 21128, 26410, 30302, 41420, 52820, 60604, 75755, 82840, 105640, 121208, 151510, 287869, 303020, 575738, 606040, 1151476, 1439345, 2302952, 2878690, 5757380, 11514760]

約数ペア:

[(1, 11514760), (2, 5757380), (4, 2878690), (5, 2302952), (8, 1439345), (10, 1151476), (19, 606040), (20, 575738), (38, 303020), (40, 287869), (76, 151510), (95, 121208), (109, 105640), (139, 82840), (152, 75755), (190, 60604), (218, 52820), (278, 41420), (380, 30302), (436, 26410), (545, 21128), (556, 20710), (695, 16568), (760, 15151), (872, 13205), (1090, 10564), (1112, 10355), (1390, 8284), (2071, 5560), (2180, 5282), (2641, 4360), (2780, 4142)]