11282020

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3593}}^1$

素因数の和:3759

約数の個数: 24

約数和(自身を含む): 23849784

約数和(自身を除く): 12567764

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 3593, 7186, 14372, 17965, 35930, 71860, 564101, 1128202, 2256404, 2820505, 5641010, 11282020]

約数ペア:

[(1, 11282020), (2, 5641010), (4, 2820505), (5, 2256404), (10, 1128202), (20, 564101), (157, 71860), (314, 35930), (628, 17965), (785, 14372), (1570, 7186), (3140, 3593)]