55641820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{214007}}^1$

素因数の和:214029

約数の個数: 24

約数和(自身を含む): 125836704

約数和(自身を除く): 70194884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 214007, 428014, 856028, 1070035, 2140070, 2782091, 4280140, 5564182, 11128364, 13910455, 27820910, 55641820]

約数ペア:

[(1, 55641820), (2, 27820910), (4, 13910455), (5, 11128364), (10, 5564182), (13, 4280140), (20, 2782091), (26, 2140070), (52, 1070035), (65, 856028), (130, 428014), (260, 214007)]