2720242550

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{688669}}^1$

素因数の和:688760

約数の個数: 24

約数和(自身を含む): 5123704800

約数和(自身を除く): 2403462250

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 688669, 1377338, 3443345, 6886690, 17216725, 34433450, 54404851, 108809702, 272024255, 544048510, 1360121275, 2720242550]

約数ペア:

[(1, 2720242550), (2, 1360121275), (5, 544048510), (10, 272024255), (25, 108809702), (50, 54404851), (79, 34433450), (158, 17216725), (395, 6886690), (790, 3443345), (1975, 1377338), (3950, 688669)]