12820440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5623}}^1$

素因数の和:5656

約数の個数: 64

約数和(自身を含む): 40492800

約数和(自身を除く): 27672360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 5623, 11246, 16869, 22492, 28115, 33738, 44984, 56230, 67476, 84345, 106837, 112460, 134952, 168690, 213674, 224920, 320511, 337380, 427348, 534185, 641022, 674760, 854696, 1068370, 1282044, 1602555, 2136740, 2564088, 3205110, 4273480, 6410220, 12820440]

約数ペア:

[(1, 12820440), (2, 6410220), (3, 4273480), (4, 3205110), (5, 2564088), (6, 2136740), (8, 1602555), (10, 1282044), (12, 1068370), (15, 854696), (19, 674760), (20, 641022), (24, 534185), (30, 427348), (38, 337380), (40, 320511), (57, 224920), (60, 213674), (76, 168690), (95, 134952), (114, 112460), (120, 106837), (152, 84345), (190, 67476), (228, 56230), (285, 44984), (380, 33738), (456, 28115), (570, 22492), (760, 16869), (1140, 11246), (2280, 5623)]