11469340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 25147584

約数和(自身を除く): 13678244

約数列:

[1, 2, 4, 5, 10, 20, 41, 71, 82, 142, 164, 197, 205, 284, 355, 394, 410, 710, 788, 820, 985, 1420, 1970, 2911, 3940, 5822, 8077, 11644, 13987, 14555, 16154, 27974, 29110, 32308, 40385, 55948, 58220, 69935, 80770, 139870, 161540, 279740, 573467, 1146934, 2293868, 2867335, 5734670, 11469340]

約数ペア:

[(1, 11469340), (2, 5734670), (4, 2867335), (5, 2293868), (10, 1146934), (20, 573467), (41, 279740), (71, 161540), (82, 139870), (142, 80770), (164, 69935), (197, 58220), (205, 55948), (284, 40385), (355, 32308), (394, 29110), (410, 27974), (710, 16154), (788, 14555), (820, 13987), (985, 11644), (1420, 8077), (1970, 5822), (2911, 3940)]