13511660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 31696560

約数和(自身を除く): 18184900

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 37, 38, 62, 74, 76, 95, 124, 148, 155, 185, 190, 310, 370, 380, 589, 620, 703, 740, 961, 1147, 1178, 1406, 1922, 2294, 2356, 2812, 2945, 3515, 3844, 4588, 4805, 5735, 5890, 7030, 9610, 11470, 11780, 14060, 18259, 19220, 21793, 22940, 35557, 36518, 43586, 71114, 73036, 87172, 91295, 108965, 142228, 177785, 182590, 217930, 355570, 365180, 435860, 675583, 711140, 1351166, 2702332, 3377915, 6755830, 13511660]

約数ペア:

[(1, 13511660), (2, 6755830), (4, 3377915), (5, 2702332), (10, 1351166), (19, 711140), (20, 675583), (31, 435860), (37, 365180), (38, 355570), (62, 217930), (74, 182590), (76, 177785), (95, 142228), (124, 108965), (148, 91295), (155, 87172), (185, 73036), (190, 71114), (310, 43586), (370, 36518), (380, 35557), (589, 22940), (620, 21793), (703, 19220), (740, 18259), (961, 14060), (1147, 11780), (1178, 11470), (1406, 9610), (1922, 7030), (2294, 5890), (2356, 5735), (2812, 4805), (2945, 4588), (3515, 3844)]