2011314520

素因数分解:

$2^3\times 5^1\times {\mathrm{2903}}^1\times {\mathrm{17321}}^1$

素因数の和:20235

約数の個数: 32

約数和(自身を含む): 4527277920

約数和(自身を除く): 2515963400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2903, 5806, 11612, 14515, 17321, 23224, 29030, 34642, 58060, 69284, 86605, 116120, 138568, 173210, 346420, 692840, 50282863, 100565726, 201131452, 251414315, 402262904, 502828630, 1005657260, 2011314520]

約数ペア:

[(1, 2011314520), (2, 1005657260), (4, 502828630), (5, 402262904), (8, 251414315), (10, 201131452), (20, 100565726), (40, 50282863), (2903, 692840), (5806, 346420), (11612, 173210), (14515, 138568), (17321, 116120), (23224, 86605), (29030, 69284), (34642, 58060)]