7188880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3907}}^1$

素因数の和:3943

約数の個数: 40

約数和(自身を含む): 17445312

約数和(自身を除く): 10256432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 3907, 7814, 15628, 19535, 31256, 39070, 62512, 78140, 89861, 156280, 179722, 312560, 359444, 449305, 718888, 898610, 1437776, 1797220, 3594440, 7188880]

約数ペア:

[(1, 7188880), (2, 3594440), (4, 1797220), (5, 1437776), (8, 898610), (10, 718888), (16, 449305), (20, 359444), (23, 312560), (40, 179722), (46, 156280), (80, 89861), (92, 78140), (115, 62512), (184, 39070), (230, 31256), (368, 19535), (460, 15628), (920, 7814), (1840, 3907)]