20594320

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2027}}^1$

素因数の和:2167

約数の個数: 40

約数和(自身を含む): 48282624

約数和(自身を除く): 27688304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2027, 2032, 2540, 4054, 5080, 8108, 10135, 10160, 16216, 20270, 32432, 40540, 81080, 162160, 257429, 514858, 1029716, 1287145, 2059432, 2574290, 4118864, 5148580, 10297160, 20594320]

約数ペア:

[(1, 20594320), (2, 10297160), (4, 5148580), (5, 4118864), (8, 2574290), (10, 2059432), (16, 1287145), (20, 1029716), (40, 514858), (80, 257429), (127, 162160), (254, 81080), (508, 40540), (635, 32432), (1016, 20270), (1270, 16216), (2027, 10160), (2032, 10135), (2540, 8108), (4054, 5080)]