13994440

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1291}}^1$

素因数の和:1573

約数の個数: 32

約数和(自身を含む): 31628160

約数和(自身を除く): 17633720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1291, 1355, 2168, 2582, 2710, 5164, 5420, 6455, 10328, 10840, 12910, 25820, 51640, 349861, 699722, 1399444, 1749305, 2798888, 3498610, 6997220, 13994440]

約数ペア:

[(1, 13994440), (2, 6997220), (4, 3498610), (5, 2798888), (8, 1749305), (10, 1399444), (20, 699722), (40, 349861), (271, 51640), (542, 25820), (1084, 12910), (1291, 10840), (1355, 10328), (2168, 6455), (2582, 5420), (2710, 5164)]