20320104

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{467}}^1$

素因数の和:527

約数の個数: 96

約数和(自身を含む): 60821280

約数和(自身を除く): 40501176

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 49, 56, 74, 84, 98, 111, 147, 148, 168, 196, 222, 259, 294, 296, 392, 444, 467, 518, 588, 777, 888, 934, 1036, 1176, 1401, 1554, 1813, 1868, 2072, 2802, 3108, 3269, 3626, 3736, 5439, 5604, 6216, 6538, 7252, 9807, 10878, 11208, 13076, 14504, 17279, 19614, 21756, 22883, 26152, 34558, 39228, 43512, 45766, 51837, 68649, 69116, 78456, 91532, 103674, 120953, 137298, 138232, 183064, 207348, 241906, 274596, 362859, 414696, 483812, 549192, 725718, 846671, 967624, 1451436, 1693342, 2540013, 2902872, 3386684, 5080026, 6773368, 10160052, 20320104]

約数ペア:

[(1, 20320104), (2, 10160052), (3, 6773368), (4, 5080026), (6, 3386684), (7, 2902872), (8, 2540013), (12, 1693342), (14, 1451436), (21, 967624), (24, 846671), (28, 725718), (37, 549192), (42, 483812), (49, 414696), (56, 362859), (74, 274596), (84, 241906), (98, 207348), (111, 183064), (147, 138232), (148, 137298), (168, 120953), (196, 103674), (222, 91532), (259, 78456), (294, 69116), (296, 68649), (392, 51837), (444, 45766), (467, 43512), (518, 39228), (588, 34558), (777, 26152), (888, 22883), (934, 21756), (1036, 19614), (1176, 17279), (1401, 14504), (1554, 13076), (1813, 11208), (1868, 10878), (2072, 9807), (2802, 7252), (3108, 6538), (3269, 6216), (3626, 5604), (3736, 5439)]