11948620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 26889408

約数和(自身を除く): 14940788

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 113, 170, 226, 311, 340, 452, 565, 622, 1130, 1244, 1555, 1921, 2260, 3110, 3842, 5287, 6220, 7684, 9605, 10574, 19210, 21148, 26435, 35143, 38420, 52870, 70286, 105740, 140572, 175715, 351430, 597431, 702860, 1194862, 2389724, 2987155, 5974310, 11948620]

約数ペア:

[(1, 11948620), (2, 5974310), (4, 2987155), (5, 2389724), (10, 1194862), (17, 702860), (20, 597431), (34, 351430), (68, 175715), (85, 140572), (113, 105740), (170, 70286), (226, 52870), (311, 38420), (340, 35143), (452, 26435), (565, 21148), (622, 19210), (1130, 10574), (1244, 9605), (1555, 7684), (1921, 6220), (2260, 5287), (3110, 3842)]