40628378

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67489}}^1$

素因数の和:67541

約数の個数: 16

約数和(自身を含む): 71269440

約数和(自身を除く): 30641062

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 67489, 134978, 472423, 944846, 2902027, 5804054, 20314189, 40628378]

約数ペア:

[(1, 40628378), (2, 20314189), (7, 5804054), (14, 2902027), (43, 944846), (86, 472423), (301, 134978), (602, 67489)]