40408956

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{5939}}^1$

素因数の和:5965

約数の個数: 72

約数和(自身を含む): 121080960

約数和(自身を除く): 80672004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 5939, 6804, 11878, 17817, 23756, 35634, 41573, 53451, 71268, 83146, 106902, 124719, 160353, 166292, 213804, 249438, 320706, 374157, 481059, 498876, 641412, 748314, 962118, 1122471, 1443177, 1496628, 1924236, 2244942, 2886354, 3367413, 4489884, 5772708, 6734826, 10102239, 13469652, 20204478, 40408956]

約数ペア:

[(1, 40408956), (2, 20204478), (3, 13469652), (4, 10102239), (6, 6734826), (7, 5772708), (9, 4489884), (12, 3367413), (14, 2886354), (18, 2244942), (21, 1924236), (27, 1496628), (28, 1443177), (36, 1122471), (42, 962118), (54, 748314), (63, 641412), (81, 498876), (84, 481059), (108, 374157), (126, 320706), (162, 249438), (189, 213804), (243, 166292), (252, 160353), (324, 124719), (378, 106902), (486, 83146), (567, 71268), (756, 53451), (972, 41573), (1134, 35634), (1701, 23756), (2268, 17817), (3402, 11878), (5939, 6804)]