42165680

素因数分解:

$2^4\times 5^1\times {\mathrm{527071}}^1$

素因数の和:527084

約数の個数: 20

約数和(自身を含む): 98035392

約数和(自身を除く): 55869712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 527071, 1054142, 2108284, 2635355, 4216568, 5270710, 8433136, 10541420, 21082840, 42165680]

約数ペア:

[(1, 42165680), (2, 21082840), (4, 10541420), (5, 8433136), (8, 5270710), (10, 4216568), (16, 2635355), (20, 2108284), (40, 1054142), (80, 527071)]