26107880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{353}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 60310980

約数和(自身を除く): 34203100

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 353, 430, 706, 860, 1412, 1720, 1765, 1849, 2824, 3530, 3698, 7060, 7396, 9245, 14120, 14792, 15179, 18490, 30358, 36980, 60716, 73960, 75895, 121432, 151790, 303580, 607160, 652697, 1305394, 2610788, 3263485, 5221576, 6526970, 13053940, 26107880]

約数ペア:

[(1, 26107880), (2, 13053940), (4, 6526970), (5, 5221576), (8, 3263485), (10, 2610788), (20, 1305394), (40, 652697), (43, 607160), (86, 303580), (172, 151790), (215, 121432), (344, 75895), (353, 73960), (430, 60716), (706, 36980), (860, 30358), (1412, 18490), (1720, 15179), (1765, 14792), (1849, 14120), (2824, 9245), (3530, 7396), (3698, 7060)]