2552660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 6011712

約数和(自身を除く): 3459052

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 283, 410, 451, 566, 820, 902, 1132, 1415, 1804, 2255, 2830, 3113, 4510, 5660, 6226, 9020, 11603, 12452, 15565, 23206, 31130, 46412, 58015, 62260, 116030, 127633, 232060, 255266, 510532, 638165, 1276330, 2552660]

約数ペア:

[(1, 2552660), (2, 1276330), (4, 638165), (5, 510532), (10, 255266), (11, 232060), (20, 127633), (22, 116030), (41, 62260), (44, 58015), (55, 46412), (82, 31130), (110, 23206), (164, 15565), (205, 12452), (220, 11603), (283, 9020), (410, 6226), (451, 5660), (566, 4510), (820, 3113), (902, 2830), (1132, 2255), (1415, 1804)]