2010178640

素因数分解:

$2^4\times 5^1\times {\mathrm{2111}}^1\times {\mathrm{11903}}^1$

素因数の和:14027

約数の個数: 40

約数和(自身を含む): 4676272128

約数和(自身を除く): 2666093488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2111, 4222, 8444, 10555, 11903, 16888, 21110, 23806, 33776, 42220, 47612, 59515, 84440, 95224, 119030, 168880, 190448, 238060, 476120, 952240, 25127233, 50254466, 100508932, 125636165, 201017864, 251272330, 402035728, 502544660, 1005089320, 2010178640]

約数ペア:

[(1, 2010178640), (2, 1005089320), (4, 502544660), (5, 402035728), (8, 251272330), (10, 201017864), (16, 125636165), (20, 100508932), (40, 50254466), (80, 25127233), (2111, 952240), (4222, 476120), (8444, 238060), (10555, 190448), (11903, 168880), (16888, 119030), (21110, 95224), (23806, 84440), (33776, 59515), (42220, 47612)]