2807860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12763}}^1$

素因数の和:12783

約数の個数: 24

約数和(自身を含む): 6433056

約数和(自身を除く): 3625196

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 12763, 25526, 51052, 63815, 127630, 140393, 255260, 280786, 561572, 701965, 1403930, 2807860]

約数ペア:

[(1, 2807860), (2, 1403930), (4, 701965), (5, 561572), (10, 280786), (11, 255260), (20, 140393), (22, 127630), (44, 63815), (55, 51052), (110, 25526), (220, 12763)]