20792311880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{200003}}^1$

素因数の和:200150

約数の個数: 64

約数和(自身を含む): 49248984960

約数和(自身を除く): 28456673080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 113, 115, 184, 226, 230, 452, 460, 565, 904, 920, 1130, 2260, 2599, 4520, 5198, 10396, 12995, 20792, 25990, 51980, 103960, 200003, 400006, 800012, 1000015, 1600024, 2000030, 4000060, 4600069, 8000120, 9200138, 18400276, 22600339, 23000345, 36800552, 45200678, 46000690, 90401356, 92001380, 113001695, 180802712, 184002760, 226003390, 452006780, 519807797, 904013560, 1039615594, 2079231188, 2599038985, 4158462376, 5198077970, 10396155940, 20792311880]

約数ペア:

[(1, 20792311880), (2, 10396155940), (4, 5198077970), (5, 4158462376), (8, 2599038985), (10, 2079231188), (20, 1039615594), (23, 904013560), (40, 519807797), (46, 452006780), (92, 226003390), (113, 184002760), (115, 180802712), (184, 113001695), (226, 92001380), (230, 90401356), (452, 46000690), (460, 45200678), (565, 36800552), (904, 23000345), (920, 22600339), (1130, 18400276), (2260, 9200138), (2599, 8000120), (4520, 4600069), (5198, 4000060), (10396, 2000030), (12995, 1600024), (20792, 1000015), (25990, 800012), (51980, 400006), (103960, 200003)]