3427720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1279}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 7833600

約数和(自身を除く): 4405880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1279, 1340, 2558, 2680, 5116, 6395, 10232, 12790, 25580, 51160, 85693, 171386, 342772, 428465, 685544, 856930, 1713860, 3427720]

約数ペア:

[(1, 3427720), (2, 1713860), (4, 856930), (5, 685544), (8, 428465), (10, 342772), (20, 171386), (40, 85693), (67, 51160), (134, 25580), (268, 12790), (335, 10232), (536, 6395), (670, 5116), (1279, 2680), (1340, 2558)]