20079742900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1247189}}^1$

素因数の和:1247233

約数の個数: 72

約数和(自身を含む): 51962924160

約数和(自身を除く): 31883181260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1610, 2300, 3220, 4025, 8050, 16100, 1247189, 2494378, 4988756, 6235945, 8730323, 12471890, 17460646, 24943780, 28685347, 31179725, 34921292, 43651615, 57370694, 62359450, 87303230, 114741388, 124718900, 143426735, 174606460, 200797429, 218258075, 286853470, 401594858, 436516150, 573706940, 717133675, 803189716, 873032300, 1003987145, 1434267350, 2007974290, 2868534700, 4015948580, 5019935725, 10039871450, 20079742900]

約数ペア:

[(1, 20079742900), (2, 10039871450), (4, 5019935725), (5, 4015948580), (7, 2868534700), (10, 2007974290), (14, 1434267350), (20, 1003987145), (23, 873032300), (25, 803189716), (28, 717133675), (35, 573706940), (46, 436516150), (50, 401594858), (70, 286853470), (92, 218258075), (100, 200797429), (115, 174606460), (140, 143426735), (161, 124718900), (175, 114741388), (230, 87303230), (322, 62359450), (350, 57370694), (460, 43651615), (575, 34921292), (644, 31179725), (700, 28685347), (805, 24943780), (1150, 17460646), (1610, 12471890), (2300, 8730323), (3220, 6235945), (4025, 4988756), (8050, 2494378), (16100, 1247189)]