8023960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28657}}^1$

素因数の和:28675

約数の個数: 32

約数和(自身を含む): 20633760

約数和(自身を除く): 12609800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28657, 57314, 114628, 143285, 200599, 229256, 286570, 401198, 573140, 802396, 1002995, 1146280, 1604792, 2005990, 4011980, 8023960]

約数ペア:

[(1, 8023960), (2, 4011980), (4, 2005990), (5, 1604792), (7, 1146280), (8, 1002995), (10, 802396), (14, 573140), (20, 401198), (28, 286570), (35, 229256), (40, 200599), (56, 143285), (70, 114628), (140, 57314), (280, 28657)]