56984680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1783}}^1$

素因数の和:1858

約数の個数: 64

約数和(自身を含む): 138723840

約数和(自身を除く): 81739160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 340, 376, 470, 680, 799, 940, 1598, 1783, 1880, 3196, 3566, 3995, 6392, 7132, 7990, 8915, 14264, 15980, 17830, 30311, 31960, 35660, 60622, 71320, 83801, 121244, 151555, 167602, 242488, 303110, 335204, 419005, 606220, 670408, 838010, 1212440, 1424617, 1676020, 2849234, 3352040, 5698468, 7123085, 11396936, 14246170, 28492340, 56984680]

約数ペア:

[(1, 56984680), (2, 28492340), (4, 14246170), (5, 11396936), (8, 7123085), (10, 5698468), (17, 3352040), (20, 2849234), (34, 1676020), (40, 1424617), (47, 1212440), (68, 838010), (85, 670408), (94, 606220), (136, 419005), (170, 335204), (188, 303110), (235, 242488), (340, 167602), (376, 151555), (470, 121244), (680, 83801), (799, 71320), (940, 60622), (1598, 35660), (1783, 31960), (1880, 30311), (3196, 17830), (3566, 15980), (3995, 14264), (6392, 8915), (7132, 7990)]