864490620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2058311}}^1$

素因数の和:2058330

約数の個数: 48

約数和(自身を含む): 2766371328

約数和(自身を除く): 1901880708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2058311, 4116622, 6174933, 8233244, 10291555, 12349866, 14408177, 20583110, 24699732, 28816354, 30874665, 41166220, 43224531, 57632708, 61749330, 72040885, 86449062, 123498660, 144081770, 172898124, 216122655, 288163540, 432245310, 864490620]

約数ペア:

[(1, 864490620), (2, 432245310), (3, 288163540), (4, 216122655), (5, 172898124), (6, 144081770), (7, 123498660), (10, 86449062), (12, 72040885), (14, 61749330), (15, 57632708), (20, 43224531), (21, 41166220), (28, 30874665), (30, 28816354), (35, 24699732), (42, 20583110), (60, 14408177), (70, 12349866), (84, 10291555), (105, 8233244), (140, 6174933), (210, 4116622), (420, 2058311)]