28530530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{407579}}^1$

素因数の和:407593

約数の個数: 16

約数和(自身を含む): 58691520

約数和(自身を除く): 30160990

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 407579, 815158, 2037895, 2853053, 4075790, 5706106, 14265265, 28530530]

約数ペア:

[(1, 28530530), (2, 14265265), (5, 5706106), (7, 4075790), (10, 2853053), (14, 2037895), (35, 815158), (70, 407579)]