11728120

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2903}}^1$

素因数の和:3015

約数の個数: 32

約数和(自身を含む): 26658720

約数和(自身を除く): 14930600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 2903, 4040, 5806, 11612, 14515, 23224, 29030, 58060, 116120, 293203, 586406, 1172812, 1466015, 2345624, 2932030, 5864060, 11728120]

約数ペア:

[(1, 11728120), (2, 5864060), (4, 2932030), (5, 2345624), (8, 1466015), (10, 1172812), (20, 586406), (40, 293203), (101, 116120), (202, 58060), (404, 29030), (505, 23224), (808, 14515), (1010, 11612), (2020, 5806), (2903, 4040)]