28120370

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{76001}}^1$

素因数の和:76045

約数の個数: 16

約数和(自身を含む): 51985368

約数和(自身を除く): 23864998

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 76001, 152002, 380005, 760010, 2812037, 5624074, 14060185, 28120370]

約数ペア:

[(1, 28120370), (2, 14060185), (5, 5624074), (10, 2812037), (37, 760010), (74, 380005), (185, 152002), (370, 76001)]