20147352880

素因数分解:

$2^4\times 5^1\times {\mathrm{251841911}}^1$

素因数の和:251841924

約数の個数: 20

約数和(自身を含む): 46842595632

約数和(自身を除く): 26695242752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251841911, 503683822, 1007367644, 1259209555, 2014735288, 2518419110, 4029470576, 5036838220, 10073676440, 20147352880]

約数ペア:

[(1, 20147352880), (2, 10073676440), (4, 5036838220), (5, 4029470576), (8, 2518419110), (10, 2014735288), (16, 1259209555), (20, 1007367644), (40, 503683822), (80, 251841911)]