978799490

素因数分解:

$2^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{172021}}^1$

素因数の和:172597

約数の個数: 16

約数和(自身を含む): 1764945720

約数和(自身を除く): 786146230

約数列:

[1, 2, 5, 10, 569, 1138, 2845, 5690, 172021, 344042, 860105, 1720210, 97879949, 195759898, 489399745, 978799490]

約数ペア:

[(1, 978799490), (2, 489399745), (5, 195759898), (10, 97879949), (569, 1720210), (1138, 860105), (2845, 344042), (5690, 172021)]