201421790

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{428557}}^1$

素因数の和:428611

約数の個数: 16

約数和(自身を含む): 370274112

約数和(自身を除く): 168852322

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 428557, 857114, 2142785, 4285570, 20142179, 40284358, 100710895, 201421790]

約数ペア:

[(1, 201421790), (2, 100710895), (5, 40284358), (10, 20142179), (47, 4285570), (94, 2142785), (235, 857114), (470, 428557)]