13476520

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3271}}^1$

素因数の和:3385

約数の個数: 32

約数和(自身を含む): 30625920

約数和(自身を除く): 17149400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 3271, 4120, 6542, 13084, 16355, 26168, 32710, 65420, 130840, 336913, 673826, 1347652, 1684565, 2695304, 3369130, 6738260, 13476520]

約数ペア:

[(1, 13476520), (2, 6738260), (4, 3369130), (5, 2695304), (8, 1684565), (10, 1347652), (20, 673826), (40, 336913), (103, 130840), (206, 65420), (412, 32710), (515, 26168), (824, 16355), (1030, 13084), (2060, 6542), (3271, 4120)]