82865020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{591893}}^1$

素因数の和:591909

約数の個数: 24

約数和(自身を含む): 198876384

約数和(自身を除く): 116011364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 591893, 1183786, 2367572, 2959465, 4143251, 5918930, 8286502, 11837860, 16573004, 20716255, 41432510, 82865020]

約数ペア:

[(1, 82865020), (2, 41432510), (4, 20716255), (5, 16573004), (7, 11837860), (10, 8286502), (14, 5918930), (20, 4143251), (28, 2959465), (35, 2367572), (70, 1183786), (140, 591893)]