20070064

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 47996928

約数和(自身を除く): 27926864

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 83, 112, 119, 127, 136, 166, 238, 254, 272, 332, 476, 508, 581, 664, 889, 952, 1016, 1162, 1328, 1411, 1778, 1904, 2032, 2159, 2324, 2822, 3556, 4318, 4648, 5644, 7112, 8636, 9296, 9877, 10541, 11288, 14224, 15113, 17272, 19754, 21082, 22576, 30226, 34544, 39508, 42164, 60452, 73787, 79016, 84328, 120904, 147574, 158032, 168656, 179197, 241808, 295148, 358394, 590296, 716788, 1180592, 1254379, 1433576, 2508758, 2867152, 5017516, 10035032, 20070064]

約数ペア:

[(1, 20070064), (2, 10035032), (4, 5017516), (7, 2867152), (8, 2508758), (14, 1433576), (16, 1254379), (17, 1180592), (28, 716788), (34, 590296), (56, 358394), (68, 295148), (83, 241808), (112, 179197), (119, 168656), (127, 158032), (136, 147574), (166, 120904), (238, 84328), (254, 79016), (272, 73787), (332, 60452), (476, 42164), (508, 39508), (581, 34544), (664, 30226), (889, 22576), (952, 21082), (1016, 19754), (1162, 17272), (1328, 15113), (1411, 14224), (1778, 11288), (1904, 10541), (2032, 9877), (2159, 9296), (2324, 8636), (2822, 7112), (3556, 5644), (4318, 4648)]