28826380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{463}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 66415104

約数和(自身を除く): 37588724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 283, 463, 566, 926, 1132, 1415, 1852, 2315, 2830, 3113, 4630, 5093, 5660, 6226, 9260, 10186, 12452, 15565, 20372, 25465, 31130, 50930, 62260, 101860, 131029, 262058, 524116, 655145, 1310290, 1441319, 2620580, 2882638, 5765276, 7206595, 14413190, 28826380]

約数ペア:

[(1, 28826380), (2, 14413190), (4, 7206595), (5, 5765276), (10, 2882638), (11, 2620580), (20, 1441319), (22, 1310290), (44, 655145), (55, 524116), (110, 262058), (220, 131029), (283, 101860), (463, 62260), (566, 50930), (926, 31130), (1132, 25465), (1415, 20372), (1852, 15565), (2315, 12452), (2830, 10186), (3113, 9260), (4630, 6226), (5093, 5660)]