9090460

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5107}}^1$

素因数の和:5205

約数の個数: 24

約数和(自身を含む): 19308240

約数和(自身を除く): 10217780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 5107, 10214, 20428, 25535, 51070, 102140, 454523, 909046, 1818092, 2272615, 4545230, 9090460]

約数ペア:

[(1, 9090460), (2, 4545230), (4, 2272615), (5, 1818092), (10, 909046), (20, 454523), (89, 102140), (178, 51070), (356, 25535), (445, 20428), (890, 10214), (1780, 5107)]