20633000

素因数分解:

$2^3\times 5^3\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 49420800

約数和(自身を除く): 28787800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 125, 188, 200, 235, 250, 376, 439, 470, 500, 878, 940, 1000, 1175, 1756, 1880, 2195, 2350, 3512, 4390, 4700, 5875, 8780, 9400, 10975, 11750, 17560, 20633, 21950, 23500, 41266, 43900, 47000, 54875, 82532, 87800, 103165, 109750, 165064, 206330, 219500, 412660, 439000, 515825, 825320, 1031650, 2063300, 2579125, 4126600, 5158250, 10316500, 20633000]

約数ペア:

[(1, 20633000), (2, 10316500), (4, 5158250), (5, 4126600), (8, 2579125), (10, 2063300), (20, 1031650), (25, 825320), (40, 515825), (47, 439000), (50, 412660), (94, 219500), (100, 206330), (125, 165064), (188, 109750), (200, 103165), (235, 87800), (250, 82532), (376, 54875), (439, 47000), (470, 43900), (500, 41266), (878, 23500), (940, 21950), (1000, 20633), (1175, 17560), (1756, 11750), (1880, 10975), (2195, 9400), (2350, 8780), (3512, 5875), (4390, 4700)]