201489940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{214351}}^1$

素因数の和:214407

約数の個数: 24

約数和(自身を含む): 432133632

約数和(自身を除く): 230643692

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 214351, 428702, 857404, 1071755, 2143510, 4287020, 10074497, 20148994, 40297988, 50372485, 100744970, 201489940]

約数ペア:

[(1, 201489940), (2, 100744970), (4, 50372485), (5, 40297988), (10, 20148994), (20, 10074497), (47, 4287020), (94, 2143510), (188, 1071755), (235, 857404), (470, 428702), (940, 214351)]