28339140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{472319}}^1$

素因数の和:472331

約数の個数: 24

約数和(自身を含む): 79349760

約数和(自身を除く): 51010620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 472319, 944638, 1416957, 1889276, 2361595, 2833914, 4723190, 5667828, 7084785, 9446380, 14169570, 28339140]

約数ペア:

[(1, 28339140), (2, 14169570), (3, 9446380), (4, 7084785), (5, 5667828), (6, 4723190), (10, 2833914), (12, 2361595), (15, 1889276), (20, 1416957), (30, 944638), (60, 472319)]