19904200

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{4327}}^1$

素因数の和:4366

約数の個数: 48

約数和(自身を含む): 48300480

約数和(自身を除く): 28396280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 460, 575, 920, 1150, 2300, 4327, 4600, 8654, 17308, 21635, 34616, 43270, 86540, 99521, 108175, 173080, 199042, 216350, 398084, 432700, 497605, 796168, 865400, 995210, 1990420, 2488025, 3980840, 4976050, 9952100, 19904200]

約数ペア:

[(1, 19904200), (2, 9952100), (4, 4976050), (5, 3980840), (8, 2488025), (10, 1990420), (20, 995210), (23, 865400), (25, 796168), (40, 497605), (46, 432700), (50, 398084), (92, 216350), (100, 199042), (115, 173080), (184, 108175), (200, 99521), (230, 86540), (460, 43270), (575, 34616), (920, 21635), (1150, 17308), (2300, 8654), (4327, 4600)]