489606980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{3761}}^1$

素因数の和:4076

約数の個数: 48

約数和(自身を含む): 1076955264

約数和(自身を除く): 587348284

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 283, 460, 566, 1132, 1415, 2830, 3761, 5660, 6509, 7522, 13018, 15044, 18805, 26036, 32545, 37610, 65090, 75220, 86503, 130180, 173006, 346012, 432515, 865030, 1064363, 1730060, 2128726, 4257452, 5321815, 10643630, 21287260, 24480349, 48960698, 97921396, 122401745, 244803490, 489606980]

約数ペア:

[(1, 489606980), (2, 244803490), (4, 122401745), (5, 97921396), (10, 48960698), (20, 24480349), (23, 21287260), (46, 10643630), (92, 5321815), (115, 4257452), (230, 2128726), (283, 1730060), (460, 1064363), (566, 865030), (1132, 432515), (1415, 346012), (2830, 173006), (3761, 130180), (5660, 86503), (6509, 75220), (7522, 65090), (13018, 37610), (15044, 32545), (18805, 26036)]