74780540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{34303}}^1$

素因数の和:34421

約数の個数: 24

約数和(自身を含む): 158484480

約数和(自身を除く): 83703940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 34303, 68606, 137212, 171515, 343030, 686060, 3739027, 7478054, 14956108, 18695135, 37390270, 74780540]

約数ペア:

[(1, 74780540), (2, 37390270), (4, 18695135), (5, 14956108), (10, 7478054), (20, 3739027), (109, 686060), (218, 343030), (436, 171515), (545, 137212), (1090, 68606), (2180, 34303)]