201791320

素因数分解:

$2^3\times 5^1\times {\mathrm{5044783}}^1$

素因数の和:5044794

約数の個数: 16

約数和(自身を含む): 454030560

約数和(自身を除く): 252239240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5044783, 10089566, 20179132, 25223915, 40358264, 50447830, 100895660, 201791320]

約数ペア:

[(1, 201791320), (2, 100895660), (4, 50447830), (5, 40358264), (8, 25223915), (10, 20179132), (20, 10089566), (40, 5044783)]