55648540

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{6803}}^1$

素因数の和:7221

約数の個数: 24

約数和(自身を含む): 117164880

約数和(自身を除く): 61516340

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 6803, 8180, 13606, 27212, 34015, 68030, 136060, 2782427, 5564854, 11129708, 13912135, 27824270, 55648540]

約数ペア:

[(1, 55648540), (2, 27824270), (4, 13912135), (5, 11129708), (10, 5564854), (20, 2782427), (409, 136060), (818, 68030), (1636, 34015), (2045, 27212), (4090, 13606), (6803, 8180)]