1539774680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{859}}^1\times {\mathrm{1093}}^1$

素因数の和:2004

約数の個数: 64

約数和(自身を含む): 3556375200

約数和(自身を除く): 2016600520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 859, 1093, 1640, 1718, 2186, 3436, 4295, 4372, 5465, 6872, 8590, 8744, 10930, 17180, 21860, 34360, 35219, 43720, 44813, 70438, 89626, 140876, 176095, 179252, 224065, 281752, 352190, 358504, 448130, 704380, 896260, 938887, 1408760, 1792520, 1877774, 3755548, 4694435, 7511096, 9388870, 18777740, 37555480, 38494367, 76988734, 153977468, 192471835, 307954936, 384943670, 769887340, 1539774680]

約数ペア:

[(1, 1539774680), (2, 769887340), (4, 384943670), (5, 307954936), (8, 192471835), (10, 153977468), (20, 76988734), (40, 38494367), (41, 37555480), (82, 18777740), (164, 9388870), (205, 7511096), (328, 4694435), (410, 3755548), (820, 1877774), (859, 1792520), (1093, 1408760), (1640, 938887), (1718, 896260), (2186, 704380), (3436, 448130), (4295, 358504), (4372, 352190), (5465, 281752), (6872, 224065), (8590, 179252), (8744, 176095), (10930, 140876), (17180, 89626), (21860, 70438), (34360, 44813), (35219, 43720)]