20285700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{67619}}^1$

素因数の和:67636

約数の個数: 36

約数和(自身を含む): 58694160

約数和(自身を除く): 38408460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 67619, 135238, 202857, 270476, 338095, 405714, 676190, 811428, 1014285, 1352380, 1690475, 2028570, 3380950, 4057140, 5071425, 6761900, 10142850, 20285700]

約数ペア:

[(1, 20285700), (2, 10142850), (3, 6761900), (4, 5071425), (5, 4057140), (6, 3380950), (10, 2028570), (12, 1690475), (15, 1352380), (20, 1014285), (25, 811428), (30, 676190), (50, 405714), (60, 338095), (75, 270476), (100, 202857), (150, 135238), (300, 67619)]