1992970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:486

約数の個数: 32

約数和(自身を含む): 4167936

約数和(自身を除く): 2174966

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 401, 497, 710, 802, 994, 2005, 2485, 2807, 4010, 4970, 5614, 14035, 28070, 28471, 56942, 142355, 199297, 284710, 398594, 996485, 1992970]

約数ペア:

[(1, 1992970), (2, 996485), (5, 398594), (7, 284710), (10, 199297), (14, 142355), (35, 56942), (70, 28471), (71, 28070), (142, 14035), (355, 5614), (401, 4970), (497, 4010), (710, 2807), (802, 2485), (994, 2005)]