2691260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{941}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 6646752

約数和(自身を除く): 3955492

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 941, 1430, 1882, 2860, 3764, 4705, 9410, 10351, 12233, 18820, 20702, 24466, 41404, 48932, 51755, 61165, 103510, 122330, 134563, 207020, 244660, 269126, 538252, 672815, 1345630, 2691260]

約数ペア:

[(1, 2691260), (2, 1345630), (4, 672815), (5, 538252), (10, 269126), (11, 244660), (13, 207020), (20, 134563), (22, 122330), (26, 103510), (44, 61165), (52, 51755), (55, 48932), (65, 41404), (110, 24466), (130, 20702), (143, 18820), (220, 12233), (260, 10351), (286, 9410), (572, 4705), (715, 3764), (941, 2860), (1430, 1882)]