13725680

素因数分解:

$2^4\times 5^1\times {\mathrm{171571}}^1$

素因数の和:171584

約数の個数: 20

約数和(自身を含む): 31912392

約数和(自身を除く): 18186712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 171571, 343142, 686284, 857855, 1372568, 1715710, 2745136, 3431420, 6862840, 13725680]

約数ペア:

[(1, 13725680), (2, 6862840), (4, 3431420), (5, 2745136), (8, 1715710), (10, 1372568), (16, 857855), (20, 686284), (40, 343142), (80, 171571)]