13801480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4481}}^1$

素因数の和:4510

約数の個数: 64

約数和(自身を含む): 38724480

約数和(自身を除く): 24923000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 4481, 8962, 17924, 22405, 31367, 35848, 44810, 49291, 62734, 89620, 98582, 125468, 156835, 179240, 197164, 246455, 250936, 313670, 345037, 394328, 492910, 627340, 690074, 985820, 1254680, 1380148, 1725185, 1971640, 2760296, 3450370, 6900740, 13801480]

約数ペア:

[(1, 13801480), (2, 6900740), (4, 3450370), (5, 2760296), (7, 1971640), (8, 1725185), (10, 1380148), (11, 1254680), (14, 985820), (20, 690074), (22, 627340), (28, 492910), (35, 394328), (40, 345037), (44, 313670), (55, 250936), (56, 246455), (70, 197164), (77, 179240), (88, 156835), (110, 125468), (140, 98582), (154, 89620), (220, 62734), (280, 49291), (308, 44810), (385, 35848), (440, 31367), (616, 22405), (770, 17924), (1540, 8962), (3080, 4481)]