2065400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 5022000

約数和(自身を除く): 2956600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 449, 460, 575, 898, 920, 1150, 1796, 2245, 2300, 3592, 4490, 4600, 8980, 10327, 11225, 17960, 20654, 22450, 41308, 44900, 51635, 82616, 89800, 103270, 206540, 258175, 413080, 516350, 1032700, 2065400]

約数ペア:

[(1, 2065400), (2, 1032700), (4, 516350), (5, 413080), (8, 258175), (10, 206540), (20, 103270), (23, 89800), (25, 82616), (40, 51635), (46, 44900), (50, 41308), (92, 22450), (100, 20654), (115, 17960), (184, 11225), (200, 10327), (230, 8980), (449, 4600), (460, 4490), (575, 3592), (898, 2300), (920, 2245), (1150, 1796)]