204675440

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{10193}}^1$

素因数の和:10457

約数の個数: 40

約数和(自身を含む): 477813168

約数和(自身を除く): 273137728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 4016, 5020, 10040, 10193, 20080, 20386, 40772, 50965, 81544, 101930, 163088, 203860, 407720, 815440, 2558443, 5116886, 10233772, 12792215, 20467544, 25584430, 40935088, 51168860, 102337720, 204675440]

約数ペア:

[(1, 204675440), (2, 102337720), (4, 51168860), (5, 40935088), (8, 25584430), (10, 20467544), (16, 12792215), (20, 10233772), (40, 5116886), (80, 2558443), (251, 815440), (502, 407720), (1004, 203860), (1255, 163088), (2008, 101930), (2510, 81544), (4016, 50965), (5020, 40772), (10040, 20386), (10193, 20080)]