190460

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 408240

約数和(自身を除く): 217780

約数列:

[1, 2, 4, 5, 10, 20, 89, 107, 178, 214, 356, 428, 445, 535, 890, 1070, 1780, 2140, 9523, 19046, 38092, 47615, 95230, 190460]

約数ペア:

[(1, 190460), (2, 95230), (4, 47615), (5, 38092), (10, 19046), (20, 9523), (89, 2140), (107, 1780), (178, 1070), (214, 890), (356, 535), (428, 445)]