12708880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6907}}^1$

素因数の和:6943

約数の個数: 40

約数和(自身を含む): 30837312

約数和(自身を除く): 18128432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 6907, 13814, 27628, 34535, 55256, 69070, 110512, 138140, 158861, 276280, 317722, 552560, 635444, 794305, 1270888, 1588610, 2541776, 3177220, 6354440, 12708880]

約数ペア:

[(1, 12708880), (2, 6354440), (4, 3177220), (5, 2541776), (8, 1588610), (10, 1270888), (16, 794305), (20, 635444), (23, 552560), (40, 317722), (46, 276280), (80, 158861), (92, 138140), (115, 110512), (184, 69070), (230, 55256), (368, 34535), (460, 27628), (920, 13814), (1840, 6907)]