8557040

素因数分解:

$2^4\times 5^1\times {\mathrm{106963}}^1$

素因数の和:106976

約数の個数: 20

約数和(自身を含む): 19895304

約数和(自身を除く): 11338264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 106963, 213926, 427852, 534815, 855704, 1069630, 1711408, 2139260, 4278520, 8557040]

約数ペア:

[(1, 8557040), (2, 4278520), (4, 2139260), (5, 1711408), (8, 1069630), (10, 855704), (16, 534815), (20, 427852), (40, 213926), (80, 106963)]