903080

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 2060640

約数和(自身を除く): 1157560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 211, 214, 422, 428, 535, 844, 856, 1055, 1070, 1688, 2110, 2140, 4220, 4280, 8440, 22577, 45154, 90308, 112885, 180616, 225770, 451540, 903080]

約数ペア:

[(1, 903080), (2, 451540), (4, 225770), (5, 180616), (8, 112885), (10, 90308), (20, 45154), (40, 22577), (107, 8440), (211, 4280), (214, 4220), (422, 2140), (428, 2110), (535, 1688), (844, 1070), (856, 1055)]