9872660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 23971584

約数和(自身を除く): 14098924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 727, 970, 1358, 1454, 1940, 2716, 2908, 3395, 3635, 5089, 6790, 7270, 10178, 13580, 14540, 20356, 25445, 50890, 70519, 101780, 141038, 282076, 352595, 493633, 705190, 987266, 1410380, 1974532, 2468165, 4936330, 9872660]

約数ペア:

[(1, 9872660), (2, 4936330), (4, 2468165), (5, 1974532), (7, 1410380), (10, 987266), (14, 705190), (20, 493633), (28, 352595), (35, 282076), (70, 141038), (97, 101780), (140, 70519), (194, 50890), (388, 25445), (485, 20356), (679, 14540), (727, 13580), (970, 10178), (1358, 7270), (1454, 6790), (1940, 5089), (2716, 3635), (2908, 3395)]