203957530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{26731}}^1$

素因数の和:26854

約数の個数: 32

約数和(自身を含む): 423434880

約数和(自身を除く): 219477350

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 763, 1090, 1526, 3815, 7630, 26731, 53462, 133655, 187117, 267310, 374234, 935585, 1871170, 2913679, 5827358, 14568395, 20395753, 29136790, 40791506, 101978765, 203957530]

約数ペア:

[(1, 203957530), (2, 101978765), (5, 40791506), (7, 29136790), (10, 20395753), (14, 14568395), (35, 5827358), (70, 2913679), (109, 1871170), (218, 935585), (545, 374234), (763, 267310), (1090, 187117), (1526, 133655), (3815, 53462), (7630, 26731)]