20199102580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1\times {\mathrm{35401}}^1$

素因数の和:36064

約数の個数: 48

約数和(自身を含む): 43393222656

約数和(自身を除く): 23194120076

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 607, 940, 1214, 2428, 3035, 6070, 12140, 28529, 35401, 57058, 70802, 114116, 141604, 142645, 177005, 285290, 354010, 570580, 708020, 1663847, 3327694, 6655388, 8319235, 16638470, 21488407, 33276940, 42976814, 85953628, 107442035, 214884070, 429768140, 1009955129, 2019910258, 4039820516, 5049775645, 10099551290, 20199102580]

約数ペア:

[(1, 20199102580), (2, 10099551290), (4, 5049775645), (5, 4039820516), (10, 2019910258), (20, 1009955129), (47, 429768140), (94, 214884070), (188, 107442035), (235, 85953628), (470, 42976814), (607, 33276940), (940, 21488407), (1214, 16638470), (2428, 8319235), (3035, 6655388), (6070, 3327694), (12140, 1663847), (28529, 708020), (35401, 570580), (57058, 354010), (70802, 285290), (114116, 177005), (141604, 142645)]