13345960

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3061}}^1$

素因数の和:3181

約数の個数: 32

約数和(自身を含む): 30313800

約数和(自身を除く): 16967840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 3061, 4360, 6122, 12244, 15305, 24488, 30610, 61220, 122440, 333649, 667298, 1334596, 1668245, 2669192, 3336490, 6672980, 13345960]

約数ペア:

[(1, 13345960), (2, 6672980), (4, 3336490), (5, 2669192), (8, 1668245), (10, 1334596), (20, 667298), (40, 333649), (109, 122440), (218, 61220), (436, 30610), (545, 24488), (872, 15305), (1090, 12244), (2180, 6122), (3061, 4360)]