20962900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29947}}^1$

素因数の和:29968

約数の個数: 36

約数和(自身を含む): 51989728

約数和(自身を除く): 31026828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 29947, 59894, 119788, 149735, 209629, 299470, 419258, 598940, 748675, 838516, 1048145, 1497350, 2096290, 2994700, 4192580, 5240725, 10481450, 20962900]

約数ペア:

[(1, 20962900), (2, 10481450), (4, 5240725), (5, 4192580), (7, 2994700), (10, 2096290), (14, 1497350), (20, 1048145), (25, 838516), (28, 748675), (35, 598940), (50, 419258), (70, 299470), (100, 209629), (140, 149735), (175, 119788), (350, 59894), (700, 29947)]