15432220

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7079}}^1$

素因数の和:7197

約数の個数: 24

約数和(自身を含む): 32709600

約数和(自身を除く): 17277380

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 7079, 14158, 28316, 35395, 70790, 141580, 771611, 1543222, 3086444, 3858055, 7716110, 15432220]

約数ペア:

[(1, 15432220), (2, 7716110), (4, 3858055), (5, 3086444), (10, 1543222), (20, 771611), (109, 141580), (218, 70790), (436, 35395), (545, 28316), (1090, 14158), (2180, 7079)]