26828780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121949}}^1$

素因数の和:121969

約数の個数: 24

約数和(自身を含む): 61462800

約数和(自身を除く): 34634020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 121949, 243898, 487796, 609745, 1219490, 1341439, 2438980, 2682878, 5365756, 6707195, 13414390, 26828780]

約数ペア:

[(1, 26828780), (2, 13414390), (4, 6707195), (5, 5365756), (10, 2682878), (11, 2438980), (20, 1341439), (22, 1219490), (44, 609745), (55, 487796), (110, 243898), (220, 121949)]