2000120240

素因数分解:

$2^4\times 5^1\times {\mathrm{25001503}}^1$

素因数の和:25001516

約数の個数: 20

約数和(自身を含む): 4650279744

約数和(自身を除く): 2650159504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25001503, 50003006, 100006012, 125007515, 200012024, 250015030, 400024048, 500030060, 1000060120, 2000120240]

約数ペア:

[(1, 2000120240), (2, 1000060120), (4, 500030060), (5, 400024048), (8, 250015030), (10, 200012024), (16, 125007515), (20, 100006012), (40, 50003006), (80, 25001503)]