126822980

素因数分解:

$2^2\times 5^1\times {\mathrm{6341149}}^1$

素因数の和:6341158

約数の個数: 12

約数和(自身を含む): 266328300

約数和(自身を除く): 139505320

約数列:

[1, 2, 4, 5, 10, 20, 6341149, 12682298, 25364596, 31705745, 63411490, 126822980]

約数ペア:

[(1, 126822980), (2, 63411490), (4, 31705745), (5, 25364596), (10, 12682298), (20, 6341149)]