226767640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{515381}}^1$

素因数の和:515403

約数の個数: 32

約数和(自身を含む): 556612560

約数和(自身を除く): 329844920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 515381, 1030762, 2061524, 2576905, 4123048, 5153810, 5669191, 10307620, 11338382, 20615240, 22676764, 28345955, 45353528, 56691910, 113383820, 226767640]

約数ペア:

[(1, 226767640), (2, 113383820), (4, 56691910), (5, 45353528), (8, 28345955), (10, 22676764), (11, 20615240), (20, 11338382), (22, 10307620), (40, 5669191), (44, 5153810), (55, 4123048), (88, 2576905), (110, 2061524), (220, 1030762), (440, 515381)]