201403970

素因数分解:

$2^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{20201}}^1$

素因数の和:21205

約数の個数: 16

約数和(自身を含む): 362908728

約数和(自身を除く): 161504758

約数列:

[1, 2, 5, 10, 997, 1994, 4985, 9970, 20201, 40402, 101005, 202010, 20140397, 40280794, 100701985, 201403970]

約数ペア:

[(1, 201403970), (2, 100701985), (5, 40280794), (10, 20140397), (997, 202010), (1994, 101005), (4985, 40402), (9970, 20201)]