20434190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6211}}^1$

素因数の和:6272

約数の個数: 32

約数和(自身を含む): 42937344

約数和(自身を除く): 22503154

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 6211, 12422, 31055, 43477, 62110, 86954, 217385, 291917, 434770, 583834, 1459585, 2043419, 2919170, 4086838, 10217095, 20434190]

約数ペア:

[(1, 20434190), (2, 10217095), (5, 4086838), (7, 2919170), (10, 2043419), (14, 1459585), (35, 583834), (47, 434770), (70, 291917), (94, 217385), (235, 86954), (329, 62110), (470, 43477), (658, 31055), (1645, 12422), (3290, 6211)]