827245220

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{64327}}^1$

素因数の和:64979

約数の個数: 24

約数和(自身を含む): 1739943744

約数和(自身を除く): 912698524

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 6430, 12860, 64327, 128654, 257308, 321635, 643270, 1286540, 41362261, 82724522, 165449044, 206811305, 413622610, 827245220]

約数ペア:

[(1, 827245220), (2, 413622610), (4, 206811305), (5, 165449044), (10, 82724522), (20, 41362261), (643, 1286540), (1286, 643270), (2572, 321635), (3215, 257308), (6430, 128654), (12860, 64327)]