260106580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{1429}}^1$

素因数の和:1936

約数の個数: 48

約数和(自身を含む): 576576000

約数和(自身を除く): 316469420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 479, 958, 1429, 1916, 2395, 2858, 4790, 5716, 7145, 9101, 9580, 14290, 18202, 27151, 28580, 36404, 45505, 54302, 91010, 108604, 135755, 182020, 271510, 543020, 684491, 1368982, 2737964, 3422455, 6844910, 13005329, 13689820, 26010658, 52021316, 65026645, 130053290, 260106580]

約数ペア:

[(1, 260106580), (2, 130053290), (4, 65026645), (5, 52021316), (10, 26010658), (19, 13689820), (20, 13005329), (38, 6844910), (76, 3422455), (95, 2737964), (190, 1368982), (380, 684491), (479, 543020), (958, 271510), (1429, 182020), (1916, 135755), (2395, 108604), (2858, 91010), (4790, 54302), (5716, 45505), (7145, 36404), (9101, 28580), (9580, 27151), (14290, 18202)]