13770040

素因数分解:

$2^3\times 5^1\times {\mathrm{344251}}^1$

素因数の和:344262

約数の個数: 16

約数和(自身を含む): 30982680

約数和(自身を除く): 17212640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 344251, 688502, 1377004, 1721255, 2754008, 3442510, 6885020, 13770040]

約数ペア:

[(1, 13770040), (2, 6885020), (4, 3442510), (5, 2754008), (8, 1721255), (10, 1377004), (20, 688502), (40, 344251)]