4497400

素因数分解:

$2^3\times 5^2\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 10602000

約数和(自身を除く): 6104600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 113, 199, 200, 226, 398, 452, 565, 796, 904, 995, 1130, 1592, 1990, 2260, 2825, 3980, 4520, 4975, 5650, 7960, 9950, 11300, 19900, 22487, 22600, 39800, 44974, 89948, 112435, 179896, 224870, 449740, 562175, 899480, 1124350, 2248700, 4497400]

約数ペア:

[(1, 4497400), (2, 2248700), (4, 1124350), (5, 899480), (8, 562175), (10, 449740), (20, 224870), (25, 179896), (40, 112435), (50, 89948), (100, 44974), (113, 39800), (199, 22600), (200, 22487), (226, 19900), (398, 11300), (452, 9950), (565, 7960), (796, 5650), (904, 4975), (995, 4520), (1130, 3980), (1592, 2825), (1990, 2260)]