38780120

素因数分解:

$2^3\times 5^1\times {\mathrm{969503}}^1$

素因数の和:969514

約数の個数: 16

約数和(自身を含む): 87255360

約数和(自身を除く): 48475240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 969503, 1939006, 3878012, 4847515, 7756024, 9695030, 19390060, 38780120]

約数ペア:

[(1, 38780120), (2, 19390060), (4, 9695030), (5, 7756024), (8, 4847515), (10, 3878012), (20, 1939006), (40, 969503)]