8516980

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1657}}^1$

素因数の和:1923

約数の個数: 24

約数和(自身を含む): 17966088

約数和(自身を除く): 9449108

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 1657, 2570, 3314, 5140, 6628, 8285, 16570, 33140, 425849, 851698, 1703396, 2129245, 4258490, 8516980]

約数ペア:

[(1, 8516980), (2, 4258490), (4, 2129245), (5, 1703396), (10, 851698), (20, 425849), (257, 33140), (514, 16570), (1028, 8285), (1285, 6628), (1657, 5140), (2570, 3314)]