19382600

素因数分解:

$2^3\times 5^2\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 45384000

約数和(自身を除く): 26001400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 199, 200, 398, 487, 796, 974, 995, 1592, 1948, 1990, 2435, 3896, 3980, 4870, 4975, 7960, 9740, 9950, 12175, 19480, 19900, 24350, 39800, 48700, 96913, 97400, 193826, 387652, 484565, 775304, 969130, 1938260, 2422825, 3876520, 4845650, 9691300, 19382600]

約数ペア:

[(1, 19382600), (2, 9691300), (4, 4845650), (5, 3876520), (8, 2422825), (10, 1938260), (20, 969130), (25, 775304), (40, 484565), (50, 387652), (100, 193826), (199, 97400), (200, 96913), (398, 48700), (487, 39800), (796, 24350), (974, 19900), (995, 19480), (1592, 12175), (1948, 9950), (1990, 9740), (2435, 7960), (3896, 4975), (3980, 4870)]