40807774

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1279}}^1$

素因数の和:1384

約数の個数: 32

約数和(自身を含む): 72990720

約数和(自身を除く): 32182946

約数列:

[1, 2, 7, 14, 43, 53, 86, 106, 301, 371, 602, 742, 1279, 2279, 2558, 4558, 8953, 15953, 17906, 31906, 54997, 67787, 109994, 135574, 384979, 474509, 769958, 949018, 2914841, 5829682, 20403887, 40807774]

約数ペア:

[(1, 40807774), (2, 20403887), (7, 5829682), (14, 2914841), (43, 949018), (53, 769958), (86, 474509), (106, 384979), (301, 135574), (371, 109994), (602, 67787), (742, 54997), (1279, 31906), (2279, 17906), (2558, 15953), (4558, 8953)]