1668880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1$

素因数の和:943

約数の個数: 40

約数和(自身を含む): 4053312

約数和(自身を除く): 2384432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 907, 920, 1814, 1840, 3628, 4535, 7256, 9070, 14512, 18140, 20861, 36280, 41722, 72560, 83444, 104305, 166888, 208610, 333776, 417220, 834440, 1668880]

約数ペア:

[(1, 1668880), (2, 834440), (4, 417220), (5, 333776), (8, 208610), (10, 166888), (16, 104305), (20, 83444), (23, 72560), (40, 41722), (46, 36280), (80, 20861), (92, 18140), (115, 14512), (184, 9070), (230, 7256), (368, 4535), (460, 3628), (907, 1840), (920, 1814)]