8110840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{211}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 18946440

約数和(自身を除く): 10835600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 211, 248, 310, 422, 620, 844, 961, 1055, 1240, 1688, 1922, 2110, 3844, 4220, 4805, 6541, 7688, 8440, 9610, 13082, 19220, 26164, 32705, 38440, 52328, 65410, 130820, 202771, 261640, 405542, 811084, 1013855, 1622168, 2027710, 4055420, 8110840]

約数ペア:

[(1, 8110840), (2, 4055420), (4, 2027710), (5, 1622168), (8, 1013855), (10, 811084), (20, 405542), (31, 261640), (40, 202771), (62, 130820), (124, 65410), (155, 52328), (211, 38440), (248, 32705), (310, 26164), (422, 19220), (620, 13082), (844, 9610), (961, 8440), (1055, 7688), (1240, 6541), (1688, 4805), (1922, 4220), (2110, 3844)]