20656200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 64728000

約数和(自身を除く): 44071800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 173, 199, 200, 300, 346, 398, 519, 597, 600, 692, 796, 865, 995, 1038, 1194, 1384, 1592, 1730, 1990, 2076, 2388, 2595, 2985, 3460, 3980, 4152, 4325, 4776, 4975, 5190, 5970, 6920, 7960, 8650, 9950, 10380, 11940, 12975, 14925, 17300, 19900, 20760, 23880, 25950, 29850, 34427, 34600, 39800, 51900, 59700, 68854, 103281, 103800, 119400, 137708, 172135, 206562, 275416, 344270, 413124, 516405, 688540, 826248, 860675, 1032810, 1377080, 1721350, 2065620, 2582025, 3442700, 4131240, 5164050, 6885400, 10328100, 20656200]

約数ペア:

[(1, 20656200), (2, 10328100), (3, 6885400), (4, 5164050), (5, 4131240), (6, 3442700), (8, 2582025), (10, 2065620), (12, 1721350), (15, 1377080), (20, 1032810), (24, 860675), (25, 826248), (30, 688540), (40, 516405), (50, 413124), (60, 344270), (75, 275416), (100, 206562), (120, 172135), (150, 137708), (173, 119400), (199, 103800), (200, 103281), (300, 68854), (346, 59700), (398, 51900), (519, 39800), (597, 34600), (600, 34427), (692, 29850), (796, 25950), (865, 23880), (995, 20760), (1038, 19900), (1194, 17300), (1384, 14925), (1592, 12975), (1730, 11940), (1990, 10380), (2076, 9950), (2388, 8650), (2595, 7960), (2985, 6920), (3460, 5970), (3980, 5190), (4152, 4975), (4325, 4776)]