30128240

素因数分解:

$2^4\times 5^1\times {\mathrm{376603}}^1$

素因数の和:376616

約数の個数: 20

約数和(自身を含む): 70048344

約数和(自身を除く): 39920104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 376603, 753206, 1506412, 1883015, 3012824, 3766030, 6025648, 7532060, 15064120, 30128240]

約数ペア:

[(1, 30128240), (2, 15064120), (4, 7532060), (5, 6025648), (8, 3766030), (10, 3012824), (16, 1883015), (20, 1506412), (40, 753206), (80, 376603)]