218463040

素因数分解:

$2^6\times 5^1\times {\mathrm{682697}}^1$

素因数の和:682714

約数の個数: 28

約数和(自身を含む): 520215876

約数和(自身を除く): 301752836

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 682697, 1365394, 2730788, 3413485, 5461576, 6826970, 10923152, 13653940, 21846304, 27307880, 43692608, 54615760, 109231520, 218463040]

約数ペア:

[(1, 218463040), (2, 109231520), (4, 54615760), (5, 43692608), (8, 27307880), (10, 21846304), (16, 13653940), (20, 10923152), (32, 6826970), (40, 5461576), (64, 3413485), (80, 2730788), (160, 1365394), (320, 682697)]