224540

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 480480

約数和(自身を除く): 255940

約数列:

[1, 2, 4, 5, 10, 20, 103, 109, 206, 218, 412, 436, 515, 545, 1030, 1090, 2060, 2180, 11227, 22454, 44908, 56135, 112270, 224540]

約数ペア:

[(1, 224540), (2, 112270), (4, 56135), (5, 44908), (10, 22454), (20, 11227), (103, 2180), (109, 2060), (206, 1090), (218, 1030), (412, 545), (436, 515)]