40685778

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:468

約数の個数: 72

約数和(自身を含む): 103538448

約数和(自身を除く): 62852670

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 163, 283, 294, 326, 441, 489, 566, 849, 882, 978, 1141, 1467, 1698, 1981, 2282, 2547, 2934, 3423, 3962, 5094, 5943, 6846, 7987, 10269, 11886, 13867, 15974, 17829, 20538, 23961, 27734, 35658, 41601, 46129, 47922, 71883, 83202, 92258, 124803, 138387, 143766, 249606, 276774, 322903, 415161, 645806, 830322, 968709, 1937418, 2260321, 2906127, 4520642, 5812254, 6780963, 13561926, 20342889, 40685778]

約数ペア:

[(1, 40685778), (2, 20342889), (3, 13561926), (6, 6780963), (7, 5812254), (9, 4520642), (14, 2906127), (18, 2260321), (21, 1937418), (42, 968709), (49, 830322), (63, 645806), (98, 415161), (126, 322903), (147, 276774), (163, 249606), (283, 143766), (294, 138387), (326, 124803), (441, 92258), (489, 83202), (566, 71883), (849, 47922), (882, 46129), (978, 41601), (1141, 35658), (1467, 27734), (1698, 23961), (1981, 20538), (2282, 17829), (2547, 15974), (2934, 13867), (3423, 11886), (3962, 10269), (5094, 7987), (5943, 6846)]