20149128840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7300409}}^1$

素因数の和:7300446

約数の個数: 64

約数和(自身を含む): 63075542400

約数和(自身を除く): 42926413560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 7300409, 14600818, 21901227, 29201636, 36502045, 43802454, 58403272, 73004090, 87604908, 109506135, 146008180, 167909407, 175209816, 219012270, 292016360, 335818814, 438024540, 503728221, 671637628, 839547035, 876049080, 1007456442, 1343275256, 1679094070, 2014912884, 2518641105, 3358188140, 4029825768, 5037282210, 6716376280, 10074564420, 20149128840]

約数ペア:

[(1, 20149128840), (2, 10074564420), (3, 6716376280), (4, 5037282210), (5, 4029825768), (6, 3358188140), (8, 2518641105), (10, 2014912884), (12, 1679094070), (15, 1343275256), (20, 1007456442), (23, 876049080), (24, 839547035), (30, 671637628), (40, 503728221), (46, 438024540), (60, 335818814), (69, 292016360), (92, 219012270), (115, 175209816), (120, 167909407), (138, 146008180), (184, 109506135), (230, 87604908), (276, 73004090), (345, 58403272), (460, 43802454), (552, 36502045), (690, 29201636), (920, 21901227), (1380, 14600818), (2760, 7300409)]