137746220

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{49549}}^1$

素因数の和:49697

約数の個数: 24

約数和(自身を含む): 291354000

約数和(自身を除く): 153607780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 49549, 99098, 198196, 247745, 495490, 990980, 6887311, 13774622, 27549244, 34436555, 68873110, 137746220]

約数ペア:

[(1, 137746220), (2, 68873110), (4, 34436555), (5, 27549244), (10, 13774622), (20, 6887311), (139, 990980), (278, 495490), (556, 247745), (695, 198196), (1390, 99098), (2780, 49549)]