12396520

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{647}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 27993600

約数和(自身を除く): 15597080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 647, 958, 1294, 1916, 2395, 2588, 3235, 3832, 4790, 5176, 6470, 9580, 12940, 19160, 25880, 309913, 619826, 1239652, 1549565, 2479304, 3099130, 6198260, 12396520]

約数ペア:

[(1, 12396520), (2, 6198260), (4, 3099130), (5, 2479304), (8, 1549565), (10, 1239652), (20, 619826), (40, 309913), (479, 25880), (647, 19160), (958, 12940), (1294, 9580), (1916, 6470), (2395, 5176), (2588, 4790), (3235, 3832)]