140805680

素因数分解:

$2^4\times 5^1\times {\mathrm{1760071}}^1$

素因数の和:1760084

約数の個数: 20

約数和(自身を含む): 327373392

約数和(自身を除く): 186567712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1760071, 3520142, 7040284, 8800355, 14080568, 17600710, 28161136, 35201420, 70402840, 140805680]

約数ペア:

[(1, 140805680), (2, 70402840), (4, 35201420), (5, 28161136), (8, 17600710), (10, 14080568), (16, 8800355), (20, 7040284), (40, 3520142), (80, 1760071)]