203462210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{419}}^1\times {\mathrm{991}}^1$

素因数の和:1431

約数の個数: 48

約数和(自身を含む): 427472640

約数和(自身を除く): 224010430

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 419, 490, 838, 991, 1982, 2095, 2933, 4190, 4955, 5866, 6937, 9910, 13874, 14665, 20531, 29330, 34685, 41062, 48559, 69370, 97118, 102655, 205310, 242795, 415229, 485590, 830458, 2076145, 2906603, 4152290, 5813206, 14533015, 20346221, 29066030, 40692442, 101731105, 203462210]

約数ペア:

[(1, 203462210), (2, 101731105), (5, 40692442), (7, 29066030), (10, 20346221), (14, 14533015), (35, 5813206), (49, 4152290), (70, 2906603), (98, 2076145), (245, 830458), (419, 485590), (490, 415229), (838, 242795), (991, 205310), (1982, 102655), (2095, 97118), (2933, 69370), (4190, 48559), (4955, 41062), (5866, 34685), (6937, 29330), (9910, 20531), (13874, 14665)]