521364620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3724033}}^1$

素因数の和:3724049

約数の個数: 24

約数和(自身を含む): 1251275424

約数和(自身を除く): 729910804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3724033, 7448066, 14896132, 18620165, 26068231, 37240330, 52136462, 74480660, 104272924, 130341155, 260682310, 521364620]

約数ペア:

[(1, 521364620), (2, 260682310), (4, 130341155), (5, 104272924), (7, 74480660), (10, 52136462), (14, 37240330), (20, 26068231), (28, 18620165), (35, 14896132), (70, 7448066), (140, 3724033)]