20962570

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{5003}}^1$

素因数の和:5429

約数の個数: 16

約数和(自身を含む): 37830240

約数和(自身を除く): 16867670

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 5003, 10006, 25015, 50030, 2096257, 4192514, 10481285, 20962570]

約数ペア:

[(1, 20962570), (2, 10481285), (5, 4192514), (10, 2096257), (419, 50030), (838, 25015), (2095, 10006), (4190, 5003)]