2000648636

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{523}}^1\times {\mathrm{673}}^1$

素因数の和:1243

約数の個数: 72

約数和(自身を含む): 4227516720

約数和(自身を除く): 2226868084

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 523, 673, 812, 1046, 1346, 1421, 2092, 2692, 2842, 3661, 4711, 5684, 7322, 9422, 14644, 15167, 18844, 19517, 25627, 30334, 32977, 39034, 51254, 60668, 65954, 78068, 102508, 106169, 131908, 136619, 212338, 273238, 351979, 424676, 546476, 703958, 743183, 956333, 1407916, 1486366, 1912666, 2463853, 2972732, 3825332, 4927706, 9855412, 10207391, 17246971, 20414782, 34493942, 40829564, 68987884, 71451737, 142903474, 285806948, 500162159, 1000324318, 2000648636]

約数ペア:

[(1, 2000648636), (2, 1000324318), (4, 500162159), (7, 285806948), (14, 142903474), (28, 71451737), (29, 68987884), (49, 40829564), (58, 34493942), (98, 20414782), (116, 17246971), (196, 10207391), (203, 9855412), (406, 4927706), (523, 3825332), (673, 2972732), (812, 2463853), (1046, 1912666), (1346, 1486366), (1421, 1407916), (2092, 956333), (2692, 743183), (2842, 703958), (3661, 546476), (4711, 424676), (5684, 351979), (7322, 273238), (9422, 212338), (14644, 136619), (15167, 131908), (18844, 106169), (19517, 102508), (25627, 78068), (30334, 65954), (32977, 60668), (39034, 51254)]