8207920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{14657}}^1$

素因数の和:14677

約数の個数: 40

約数和(自身を含む): 21811104

約数和(自身を除く): 13603184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 14657, 29314, 58628, 73285, 102599, 117256, 146570, 205198, 234512, 293140, 410396, 512995, 586280, 820792, 1025990, 1172560, 1641584, 2051980, 4103960, 8207920]

約数ペア:

[(1, 8207920), (2, 4103960), (4, 2051980), (5, 1641584), (7, 1172560), (8, 1025990), (10, 820792), (14, 586280), (16, 512995), (20, 410396), (28, 293140), (35, 234512), (40, 205198), (56, 146570), (70, 117256), (80, 102599), (112, 73285), (140, 58628), (280, 29314), (560, 14657)]