26627320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 62298720

約数和(自身を除く): 35671400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 113, 137, 172, 215, 226, 274, 344, 430, 452, 548, 565, 685, 860, 904, 1096, 1130, 1370, 1720, 2260, 2740, 4520, 4859, 5480, 5891, 9718, 11782, 15481, 19436, 23564, 24295, 29455, 30962, 38872, 47128, 48590, 58910, 61924, 77405, 97180, 117820, 123848, 154810, 194360, 235640, 309620, 619240, 665683, 1331366, 2662732, 3328415, 5325464, 6656830, 13313660, 26627320]

約数ペア:

[(1, 26627320), (2, 13313660), (4, 6656830), (5, 5325464), (8, 3328415), (10, 2662732), (20, 1331366), (40, 665683), (43, 619240), (86, 309620), (113, 235640), (137, 194360), (172, 154810), (215, 123848), (226, 117820), (274, 97180), (344, 77405), (430, 61924), (452, 58910), (548, 48590), (565, 47128), (685, 38872), (860, 30962), (904, 29455), (1096, 24295), (1130, 23564), (1370, 19436), (1720, 15481), (2260, 11782), (2740, 9718), (4520, 5891), (4859, 5480)]