12553880

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1109}}^1$

素因数の和:1403

約数の個数: 32

約数和(自身を含む): 28371600

約数和(自身を除く): 15817720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1109, 1132, 1415, 2218, 2264, 2830, 4436, 5545, 5660, 8872, 11090, 11320, 22180, 44360, 313847, 627694, 1255388, 1569235, 2510776, 3138470, 6276940, 12553880]

約数ペア:

[(1, 12553880), (2, 6276940), (4, 3138470), (5, 2510776), (8, 1569235), (10, 1255388), (20, 627694), (40, 313847), (283, 44360), (566, 22180), (1109, 11320), (1132, 11090), (1415, 8872), (2218, 5660), (2264, 5545), (2830, 4436)]