2943220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{21023}}^1$

素因数の和:21039

約数の個数: 24

約数和(自身を含む): 7064064

約数和(自身を除く): 4120844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 21023, 42046, 84092, 105115, 147161, 210230, 294322, 420460, 588644, 735805, 1471610, 2943220]

約数ペア:

[(1, 2943220), (2, 1471610), (4, 735805), (5, 588644), (7, 420460), (10, 294322), (14, 210230), (20, 147161), (28, 105115), (35, 84092), (70, 42046), (140, 21023)]