38780340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{646339}}^1$

素因数の和:646351

約数の個数: 24

約数和(自身を含む): 108585120

約数和(自身を除く): 69804780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 646339, 1292678, 1939017, 2585356, 3231695, 3878034, 6463390, 7756068, 9695085, 12926780, 19390170, 38780340]

約数ペア:

[(1, 38780340), (2, 19390170), (3, 12926780), (4, 9695085), (5, 7756068), (6, 6463390), (10, 3878034), (12, 3231695), (15, 2585356), (20, 1939017), (30, 1292678), (60, 646339)]