20416590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{75617}}^1$

素因数の和:75633

約数の個数: 32

約数和(自身を含む): 54444960

約数和(自身を除く): 34028370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 75617, 151234, 226851, 378085, 453702, 680553, 756170, 1134255, 1361106, 2041659, 2268510, 3402765, 4083318, 6805530, 10208295, 20416590]

約数ペア:

[(1, 20416590), (2, 10208295), (3, 6805530), (5, 4083318), (6, 3402765), (9, 2268510), (10, 2041659), (15, 1361106), (18, 1134255), (27, 756170), (30, 680553), (45, 453702), (54, 378085), (90, 226851), (135, 151234), (270, 75617)]