13344280

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{743}}^1$

素因数の和:1203

約数の個数: 32

約数和(自身を含む): 30132000

約数和(自身を除く): 16787720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 743, 898, 1486, 1796, 2245, 2972, 3592, 3715, 4490, 5944, 7430, 8980, 14860, 17960, 29720, 333607, 667214, 1334428, 1668035, 2668856, 3336070, 6672140, 13344280]

約数ペア:

[(1, 13344280), (2, 6672140), (4, 3336070), (5, 2668856), (8, 1668035), (10, 1334428), (20, 667214), (40, 333607), (449, 29720), (743, 17960), (898, 14860), (1486, 8980), (1796, 7430), (2245, 5944), (2972, 4490), (3592, 3715)]