2012143360

素因数分解:

$2^8\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{1277}}^1$

素因数の和:2529

約数の個数: 72

約数和(自身を含む): 4827404736

約数和(自身を除く): 2815261376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1231, 1277, 1280, 2462, 2554, 4924, 5108, 6155, 6385, 9848, 10216, 12310, 12770, 19696, 20432, 24620, 25540, 39392, 40864, 49240, 51080, 78784, 81728, 98480, 102160, 157568, 163456, 196960, 204320, 315136, 326912, 393920, 408640, 787840, 817280, 1571987, 1575680, 1634560, 3143974, 6287948, 7859935, 12575896, 15719870, 25151792, 31439740, 50303584, 62879480, 100607168, 125758960, 201214336, 251517920, 402428672, 503035840, 1006071680, 2012143360]

約数ペア:

[(1, 2012143360), (2, 1006071680), (4, 503035840), (5, 402428672), (8, 251517920), (10, 201214336), (16, 125758960), (20, 100607168), (32, 62879480), (40, 50303584), (64, 31439740), (80, 25151792), (128, 15719870), (160, 12575896), (256, 7859935), (320, 6287948), (640, 3143974), (1231, 1634560), (1277, 1575680), (1280, 1571987), (2462, 817280), (2554, 787840), (4924, 408640), (5108, 393920), (6155, 326912), (6385, 315136), (9848, 204320), (10216, 196960), (12310, 163456), (12770, 157568), (19696, 102160), (20432, 98480), (24620, 81728), (25540, 78784), (39392, 51080), (40864, 49240)]