40106540

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{4903}}^1$

素因数の和:5321

約数の個数: 24

約数和(自身を含む): 84446880

約数和(自身を除く): 44340340

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 4903, 8180, 9806, 19612, 24515, 49030, 98060, 2005327, 4010654, 8021308, 10026635, 20053270, 40106540]

約数ペア:

[(1, 40106540), (2, 20053270), (4, 10026635), (5, 8021308), (10, 4010654), (20, 2005327), (409, 98060), (818, 49030), (1636, 24515), (2045, 19612), (4090, 9806), (4903, 8180)]