40408090

素因数分解:

$2^1\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{2969}}^1$

素因数の和:4337

約数の個数: 16

約数和(自身を含む): 72812520

約数和(自身を除く): 32404430

約数列:

[1, 2, 5, 10, 1361, 2722, 2969, 5938, 6805, 13610, 14845, 29690, 4040809, 8081618, 20204045, 40408090]

約数ペア:

[(1, 40408090), (2, 20204045), (5, 8081618), (10, 4040809), (1361, 29690), (2722, 14845), (2969, 13610), (5938, 6805)]