9528740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 21911232

約数和(自身を除く): 12382492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 547, 670, 871, 1094, 1340, 1742, 2188, 2735, 3484, 4355, 5470, 7111, 8710, 10940, 14222, 17420, 28444, 35555, 36649, 71110, 73298, 142220, 146596, 183245, 366490, 476437, 732980, 952874, 1905748, 2382185, 4764370, 9528740]

約数ペア:

[(1, 9528740), (2, 4764370), (4, 2382185), (5, 1905748), (10, 952874), (13, 732980), (20, 476437), (26, 366490), (52, 183245), (65, 146596), (67, 142220), (130, 73298), (134, 71110), (260, 36649), (268, 35555), (335, 28444), (547, 17420), (670, 14222), (871, 10940), (1094, 8710), (1340, 7111), (1742, 5470), (2188, 4355), (2735, 3484)]