1490479990

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2224597}}^1$

素因数の和:2224671

約数の個数: 16

約数和(自身を含む): 2722907952

約数和(自身を除く): 1232427962

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 2224597, 4449194, 11122985, 22245970, 149047999, 298095998, 745239995, 1490479990]

約数ペア:

[(1, 1490479990), (2, 745239995), (5, 298095998), (10, 149047999), (67, 22245970), (134, 11122985), (335, 4449194), (670, 2224597)]