528086120

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{19973}}^1$

素因数の和:20645

約数の個数: 32

約数和(自身を含む): 1190050920

約数和(自身を除く): 661964800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 5288, 6610, 13220, 19973, 26440, 39946, 79892, 99865, 159784, 199730, 399460, 798920, 13202153, 26404306, 52808612, 66010765, 105617224, 132021530, 264043060, 528086120]

約数ペア:

[(1, 528086120), (2, 264043060), (4, 132021530), (5, 105617224), (8, 66010765), (10, 52808612), (20, 26404306), (40, 13202153), (661, 798920), (1322, 399460), (2644, 199730), (3305, 159784), (5288, 99865), (6610, 79892), (13220, 39946), (19973, 26440)]