20134467740

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1\times {\mathrm{28549}}^1$

素因数の和:28934

約数の個数: 48

約数和(自身を含む): 42735924000

約数和(自身を除く): 22601456260

約数列:

[1, 2, 4, 5, 10, 20, 179, 197, 358, 394, 716, 788, 895, 985, 1790, 1970, 3580, 3940, 28549, 35263, 57098, 70526, 114196, 141052, 142745, 176315, 285490, 352630, 570980, 705260, 5110271, 5624153, 10220542, 11248306, 20441084, 22496612, 25551355, 28120765, 51102710, 56241530, 102205420, 112483060, 1006723387, 2013446774, 4026893548, 5033616935, 10067233870, 20134467740]

約数ペア:

[(1, 20134467740), (2, 10067233870), (4, 5033616935), (5, 4026893548), (10, 2013446774), (20, 1006723387), (179, 112483060), (197, 102205420), (358, 56241530), (394, 51102710), (716, 28120765), (788, 25551355), (895, 22496612), (985, 20441084), (1790, 11248306), (1970, 10220542), (3580, 5624153), (3940, 5110271), (28549, 705260), (35263, 570980), (57098, 352630), (70526, 285490), (114196, 176315), (141052, 142745)]