2979620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{21283}}^1$

素因数の和:21299

約数の個数: 24

約数和(自身を含む): 7151424

約数和(自身を除く): 4171804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 21283, 42566, 85132, 106415, 148981, 212830, 297962, 425660, 595924, 744905, 1489810, 2979620]

約数ペア:

[(1, 2979620), (2, 1489810), (4, 744905), (5, 595924), (7, 425660), (10, 297962), (14, 212830), (20, 148981), (28, 106415), (35, 85132), (70, 42566), (140, 21283)]