20392440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{169937}}^1$

素因数の和:169951

約数の個数: 32

約数和(自身を含む): 61177680

約数和(自身を除く): 40785240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 169937, 339874, 509811, 679748, 849685, 1019622, 1359496, 1699370, 2039244, 2549055, 3398740, 4078488, 5098110, 6797480, 10196220, 20392440]

約数ペア:

[(1, 20392440), (2, 10196220), (3, 6797480), (4, 5098110), (5, 4078488), (6, 3398740), (8, 2549055), (10, 2039244), (12, 1699370), (15, 1359496), (20, 1019622), (24, 849685), (30, 679748), (40, 509811), (60, 339874), (120, 169937)]