20859200

素因数分解:

$2^6\times 5^2\times {\mathrm{13037}}^1$

素因数の和:13059

約数の個数: 42

約数和(自身を含む): 51330606

約数和(自身を除く): 30471406

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 13037, 26074, 52148, 65185, 104296, 130370, 208592, 260740, 325925, 417184, 521480, 651850, 834368, 1042960, 1303700, 2085920, 2607400, 4171840, 5214800, 10429600, 20859200]

約数ペア:

[(1, 20859200), (2, 10429600), (4, 5214800), (5, 4171840), (8, 2607400), (10, 2085920), (16, 1303700), (20, 1042960), (25, 834368), (32, 651850), (40, 521480), (50, 417184), (64, 325925), (80, 260740), (100, 208592), (160, 130370), (200, 104296), (320, 65185), (400, 52148), (800, 26074), (1600, 13037)]