121426401520

素因数分解:

$2^4\times 5^1\times {\mathrm{1517830019}}^1$

素因数の和:1517830032

約数の個数: 20

約数和(自身を含む): 282316383720

約数和(自身を除く): 160889982200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1517830019, 3035660038, 6071320076, 7589150095, 12142640152, 15178300190, 24285280304, 30356600380, 60713200760, 121426401520]

約数ペア:

[(1, 121426401520), (2, 60713200760), (4, 30356600380), (5, 24285280304), (8, 15178300190), (10, 12142640152), (16, 7589150095), (20, 6071320076), (40, 3035660038), (80, 1517830019)]