2028670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 4241088

約数和(自身を除く): 2212418

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 397, 511, 730, 794, 1022, 1985, 2555, 2779, 3970, 5110, 5558, 13895, 27790, 28981, 57962, 144905, 202867, 289810, 405734, 1014335, 2028670]

約数ペア:

[(1, 2028670), (2, 1014335), (5, 405734), (7, 289810), (10, 202867), (14, 144905), (35, 57962), (70, 28981), (73, 27790), (146, 13895), (365, 5558), (397, 5110), (511, 3970), (730, 2779), (794, 2555), (1022, 1985)]