7885740680

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{19273}}^1$

素因数の和:19530

約数の個数: 64

約数和(自身を含む): 18172298160

約数和(自身を除く): 10286557480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 193, 212, 265, 386, 424, 530, 772, 965, 1060, 1544, 1930, 2120, 3860, 7720, 10229, 19273, 20458, 38546, 40916, 51145, 77092, 81832, 96365, 102290, 154184, 192730, 204580, 385460, 409160, 770920, 1021469, 2042938, 3719689, 4085876, 5107345, 7439378, 8171752, 10214690, 14878756, 18598445, 20429380, 29757512, 37196890, 40858760, 74393780, 148787560, 197143517, 394287034, 788574068, 985717585, 1577148136, 1971435170, 3942870340, 7885740680]

約数ペア:

[(1, 7885740680), (2, 3942870340), (4, 1971435170), (5, 1577148136), (8, 985717585), (10, 788574068), (20, 394287034), (40, 197143517), (53, 148787560), (106, 74393780), (193, 40858760), (212, 37196890), (265, 29757512), (386, 20429380), (424, 18598445), (530, 14878756), (772, 10214690), (965, 8171752), (1060, 7439378), (1544, 5107345), (1930, 4085876), (2120, 3719689), (3860, 2042938), (7720, 1021469), (10229, 770920), (19273, 409160), (20458, 385460), (38546, 204580), (40916, 192730), (51145, 154184), (77092, 102290), (81832, 96365)]