11660020

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3221}}^1$

素因数の和:3411

約数の個数: 24

約数和(自身を含む): 24628968

約数和(自身を除く): 12968948

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3221, 3620, 6442, 12884, 16105, 32210, 64420, 583001, 1166002, 2332004, 2915005, 5830010, 11660020]

約数ペア:

[(1, 11660020), (2, 5830010), (4, 2915005), (5, 2332004), (10, 1166002), (20, 583001), (181, 64420), (362, 32210), (724, 16105), (905, 12884), (1810, 6442), (3221, 3620)]