68018440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{242923}}^1$

素因数の和:242941

約数の個数: 32

約数和(自身を含む): 174905280

約数和(自身を除く): 106886840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 242923, 485846, 971692, 1214615, 1700461, 1943384, 2429230, 3400922, 4858460, 6801844, 8502305, 9716920, 13603688, 17004610, 34009220, 68018440]

約数ペア:

[(1, 68018440), (2, 34009220), (4, 17004610), (5, 13603688), (7, 9716920), (8, 8502305), (10, 6801844), (14, 4858460), (20, 3400922), (28, 2429230), (35, 1943384), (40, 1700461), (56, 1214615), (70, 971692), (140, 485846), (280, 242923)]