2500380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 7862400

約数和(自身を除く): 5362020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 479, 522, 580, 870, 958, 1044, 1305, 1437, 1740, 1916, 2395, 2610, 2874, 4311, 4790, 5220, 5748, 7185, 8622, 9580, 13891, 14370, 17244, 21555, 27782, 28740, 41673, 43110, 55564, 69455, 83346, 86220, 125019, 138910, 166692, 208365, 250038, 277820, 416730, 500076, 625095, 833460, 1250190, 2500380]

約数ペア:

[(1, 2500380), (2, 1250190), (3, 833460), (4, 625095), (5, 500076), (6, 416730), (9, 277820), (10, 250038), (12, 208365), (15, 166692), (18, 138910), (20, 125019), (29, 86220), (30, 83346), (36, 69455), (45, 55564), (58, 43110), (60, 41673), (87, 28740), (90, 27782), (116, 21555), (145, 17244), (174, 14370), (180, 13891), (261, 9580), (290, 8622), (348, 7185), (435, 5748), (479, 5220), (522, 4790), (580, 4311), (870, 2874), (958, 2610), (1044, 2395), (1305, 1916), (1437, 1740)]