28570660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{38609}}^1$

素因数の和:38655

約数の個数: 24

約数和(自身を含む): 61621560

約数和(自身を除く): 33050900

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 38609, 77218, 154436, 193045, 386090, 772180, 1428533, 2857066, 5714132, 7142665, 14285330, 28570660]

約数ペア:

[(1, 28570660), (2, 14285330), (4, 7142665), (5, 5714132), (10, 2857066), (20, 1428533), (37, 772180), (74, 386090), (148, 193045), (185, 154436), (370, 77218), (740, 38609)]