12805690

素因数分解:

$2^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1579}}^1$

素因数の和:2397

約数の個数: 16

約数和(自身を含む): 23093280

約数和(自身を除く): 10287590

約数列:

[1, 2, 5, 10, 811, 1579, 1622, 3158, 4055, 7895, 8110, 15790, 1280569, 2561138, 6402845, 12805690]

約数ペア:

[(1, 12805690), (2, 6402845), (5, 2561138), (10, 1280569), (811, 15790), (1579, 8110), (1622, 7895), (3158, 4055)]