2509360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4481}}^1$

素因数の和:4501

約数の個数: 40

約数和(自身を含む): 6669216

約数和(自身を除く): 4159856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4481, 8962, 17924, 22405, 31367, 35848, 44810, 62734, 71696, 89620, 125468, 156835, 179240, 250936, 313670, 358480, 501872, 627340, 1254680, 2509360]

約数ペア:

[(1, 2509360), (2, 1254680), (4, 627340), (5, 501872), (7, 358480), (8, 313670), (10, 250936), (14, 179240), (16, 156835), (20, 125468), (28, 89620), (35, 71696), (40, 62734), (56, 44810), (70, 35848), (80, 31367), (112, 22405), (140, 17924), (280, 8962), (560, 4481)]