131467720

素因数分解:

$2^3\times 5^1\times {\mathrm{3286693}}^1$

素因数の和:3286704

約数の個数: 16

約数和(自身を含む): 295802460

約数和(自身を除く): 164334740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3286693, 6573386, 13146772, 16433465, 26293544, 32866930, 65733860, 131467720]

約数ペア:

[(1, 131467720), (2, 65733860), (4, 32866930), (5, 26293544), (8, 16433465), (10, 13146772), (20, 6573386), (40, 3286693)]