2540420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3433}}^1$

素因数の和:3479

約数の個数: 24

約数和(自身を含む): 5480664

約数和(自身を除く): 2940244

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 3433, 6866, 13732, 17165, 34330, 68660, 127021, 254042, 508084, 635105, 1270210, 2540420]

約数ペア:

[(1, 2540420), (2, 1270210), (4, 635105), (5, 508084), (10, 254042), (20, 127021), (37, 68660), (74, 34330), (148, 17165), (185, 13732), (370, 6866), (740, 3433)]