13520680

素因数分解:

$2^3\times 5^1\times {\mathrm{338017}}^1$

素因数の和:338028

約数の個数: 16

約数和(自身を含む): 30421620

約数和(自身を除く): 16900940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 338017, 676034, 1352068, 1690085, 2704136, 3380170, 6760340, 13520680]

約数ペア:

[(1, 13520680), (2, 6760340), (4, 3380170), (5, 2704136), (8, 1690085), (10, 1352068), (20, 676034), (40, 338017)]