12438780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{547}}^1$

素因数の和:938

約数の個数: 48

約数和(自身を含む): 34984320

約数和(自身を除く): 22545540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 379, 547, 758, 1094, 1137, 1516, 1641, 1895, 2188, 2274, 2735, 3282, 3790, 4548, 5470, 5685, 6564, 7580, 8205, 10940, 11370, 16410, 22740, 32820, 207313, 414626, 621939, 829252, 1036565, 1243878, 2073130, 2487756, 3109695, 4146260, 6219390, 12438780]

約数ペア:

[(1, 12438780), (2, 6219390), (3, 4146260), (4, 3109695), (5, 2487756), (6, 2073130), (10, 1243878), (12, 1036565), (15, 829252), (20, 621939), (30, 414626), (60, 207313), (379, 32820), (547, 22740), (758, 16410), (1094, 11370), (1137, 10940), (1516, 8205), (1641, 7580), (1895, 6564), (2188, 5685), (2274, 5470), (2735, 4548), (3282, 3790)]