140074240

素因数分解:

$2^8\times 5^1\times {\mathrm{109433}}^1$

素因数の和:109454

約数の個数: 36

約数和(自身を含む): 335524644

約数和(自身を除く): 195450404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 109433, 218866, 437732, 547165, 875464, 1094330, 1750928, 2188660, 3501856, 4377320, 7003712, 8754640, 14007424, 17509280, 28014848, 35018560, 70037120, 140074240]

約数ペア:

[(1, 140074240), (2, 70037120), (4, 35018560), (5, 28014848), (8, 17509280), (10, 14007424), (16, 8754640), (20, 7003712), (32, 4377320), (40, 3501856), (64, 2188660), (80, 1750928), (128, 1094330), (160, 875464), (256, 547165), (320, 437732), (640, 218866), (1280, 109433)]