140292020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{637691}}^1$

素因数の和:637711

約数の個数: 24

約数和(自身を含む): 321396768

約数和(自身を除く): 181104748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 637691, 1275382, 2550764, 3188455, 6376910, 7014601, 12753820, 14029202, 28058404, 35073005, 70146010, 140292020]

約数ペア:

[(1, 140292020), (2, 70146010), (4, 35073005), (5, 28058404), (10, 14029202), (11, 12753820), (20, 7014601), (22, 6376910), (44, 3188455), (55, 2550764), (110, 1275382), (220, 637691)]