42939040

素因数分解:

$2^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1607}}^1$

素因数の和:1789

約数の個数: 48

約数和(自身を含む): 102114432

約数和(自身を除く): 59175392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 167, 334, 668, 835, 1336, 1607, 1670, 2672, 3214, 3340, 5344, 6428, 6680, 8035, 12856, 13360, 16070, 25712, 26720, 32140, 51424, 64280, 128560, 257120, 268369, 536738, 1073476, 1341845, 2146952, 2683690, 4293904, 5367380, 8587808, 10734760, 21469520, 42939040]

約数ペア:

[(1, 42939040), (2, 21469520), (4, 10734760), (5, 8587808), (8, 5367380), (10, 4293904), (16, 2683690), (20, 2146952), (32, 1341845), (40, 1073476), (80, 536738), (160, 268369), (167, 257120), (334, 128560), (668, 64280), (835, 51424), (1336, 32140), (1607, 26720), (1670, 25712), (2672, 16070), (3214, 13360), (3340, 12856), (5344, 8035), (6428, 6680)]