20116775

素因数分解:

$5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{827}}^1$

素因数の和:983

約数の個数: 24

約数和(自身を含む): 28748160

約数和(自身を除く): 8631385

約数列:

[1, 5, 7, 25, 35, 139, 175, 695, 827, 973, 3475, 4135, 4865, 5789, 20675, 24325, 28945, 114953, 144725, 574765, 804671, 2873825, 4023355, 20116775]

約数ペア:

[(1, 20116775), (5, 4023355), (7, 2873825), (25, 804671), (35, 574765), (139, 144725), (175, 114953), (695, 28945), (827, 24325), (973, 20675), (3475, 5789), (4135, 4865)]