40243210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{82129}}^1$

素因数の和:82150

約数の個数: 24

約数和(自身を含む): 84265380

約数和(自身を除く): 44022170

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 82129, 164258, 410645, 574903, 821290, 1149806, 2874515, 4024321, 5749030, 8048642, 20121605, 40243210]

約数ペア:

[(1, 40243210), (2, 20121605), (5, 8048642), (7, 5749030), (10, 4024321), (14, 2874515), (35, 1149806), (49, 821290), (70, 574903), (98, 410645), (245, 164258), (490, 82129)]