1720920640

素因数分解:

$2^6\times 5^1\times {\mathrm{5377877}}^1$

素因数の和:5377894

約数の個数: 28

約数和(自身を含む): 4097943036

約数和(自身を除く): 2377022396

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 5377877, 10755754, 21511508, 26889385, 43023016, 53778770, 86046032, 107557540, 172092064, 215115080, 344184128, 430230160, 860460320, 1720920640]

約数ペア:

[(1, 1720920640), (2, 860460320), (4, 430230160), (5, 344184128), (8, 215115080), (10, 172092064), (16, 107557540), (20, 86046032), (32, 53778770), (40, 43023016), (64, 26889385), (80, 21511508), (160, 10755754), (320, 5377877)]