28440610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{258551}}^1$

素因数の和:258569

約数の個数: 16

約数和(自身を含む): 55847232

約数和(自身を除く): 27406622

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 258551, 517102, 1292755, 2585510, 2844061, 5688122, 14220305, 28440610]

約数ペア:

[(1, 28440610), (2, 14220305), (5, 5688122), (10, 2844061), (11, 2585510), (22, 1292755), (55, 517102), (110, 258551)]