3990280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{14251}}^1$

素因数の和:14269

約数の個数: 32

約数和(自身を含む): 10261440

約数和(自身を除く): 6271160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 14251, 28502, 57004, 71255, 99757, 114008, 142510, 199514, 285020, 399028, 498785, 570040, 798056, 997570, 1995140, 3990280]

約数ペア:

[(1, 3990280), (2, 1995140), (4, 997570), (5, 798056), (7, 570040), (8, 498785), (10, 399028), (14, 285020), (20, 199514), (28, 142510), (35, 114008), (40, 99757), (56, 71255), (70, 57004), (140, 28502), (280, 14251)]