67168720

素因数分解:

$2^4\times 5^1\times {\mathrm{839609}}^1$

素因数の和:839622

約数の個数: 20

約数和(自身を含む): 156167460

約数和(自身を除く): 88998740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 839609, 1679218, 3358436, 4198045, 6716872, 8396090, 13433744, 16792180, 33584360, 67168720]

約数ペア:

[(1, 67168720), (2, 33584360), (4, 16792180), (5, 13433744), (8, 8396090), (10, 6716872), (16, 4198045), (20, 3358436), (40, 1679218), (80, 839609)]