39451280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:504

約数の個数: 80

約数和(自身を含む): 101136384

約数和(自身を除く): 61685104

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 127, 176, 220, 254, 353, 440, 508, 635, 706, 880, 1016, 1270, 1397, 1412, 1765, 2032, 2540, 2794, 2824, 3530, 3883, 5080, 5588, 5648, 6985, 7060, 7766, 10160, 11176, 13970, 14120, 15532, 19415, 22352, 27940, 28240, 31064, 38830, 44831, 55880, 62128, 77660, 89662, 111760, 155320, 179324, 224155, 310640, 358648, 448310, 493141, 717296, 896620, 986282, 1793240, 1972564, 2465705, 3586480, 3945128, 4931410, 7890256, 9862820, 19725640, 39451280]

約数ペア:

[(1, 39451280), (2, 19725640), (4, 9862820), (5, 7890256), (8, 4931410), (10, 3945128), (11, 3586480), (16, 2465705), (20, 1972564), (22, 1793240), (40, 986282), (44, 896620), (55, 717296), (80, 493141), (88, 448310), (110, 358648), (127, 310640), (176, 224155), (220, 179324), (254, 155320), (353, 111760), (440, 89662), (508, 77660), (635, 62128), (706, 55880), (880, 44831), (1016, 38830), (1270, 31064), (1397, 28240), (1412, 27940), (1765, 22352), (2032, 19415), (2540, 15532), (2794, 14120), (2824, 13970), (3530, 11176), (3883, 10160), (5080, 7766), (5588, 7060), (5648, 6985)]