8720004

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{15461}}^1$

素因数の和:15515

約数の個数: 24

約数和(自身を含む): 20780928

約数和(自身を除く): 12060924

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 282, 564, 15461, 30922, 46383, 61844, 92766, 185532, 726667, 1453334, 2180001, 2906668, 4360002, 8720004]

約数ペア:

[(1, 8720004), (2, 4360002), (3, 2906668), (4, 2180001), (6, 1453334), (12, 726667), (47, 185532), (94, 92766), (141, 61844), (188, 46383), (282, 30922), (564, 15461)]