20841540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347359}}^1$

素因数の和:347371

約数の個数: 24

約数和(自身を含む): 58356480

約数和(自身を除く): 37514940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347359, 694718, 1042077, 1389436, 1736795, 2084154, 3473590, 4168308, 5210385, 6947180, 10420770, 20841540]

約数ペア:

[(1, 20841540), (2, 10420770), (3, 6947180), (4, 5210385), (5, 4168308), (6, 3473590), (10, 2084154), (12, 1736795), (15, 1389436), (20, 1042077), (30, 694718), (60, 347359)]