2560404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 7934976

約数和(自身を除く): 5374572

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 42, 44, 51, 66, 68, 77, 84, 102, 119, 132, 154, 163, 187, 204, 231, 238, 308, 326, 357, 374, 462, 476, 489, 561, 652, 714, 748, 924, 978, 1122, 1141, 1309, 1428, 1793, 1956, 2244, 2282, 2618, 2771, 3423, 3586, 3927, 4564, 5236, 5379, 5542, 6846, 7172, 7854, 8313, 10758, 11084, 12551, 13692, 15708, 16626, 19397, 21516, 25102, 30481, 33252, 37653, 38794, 50204, 58191, 60962, 75306, 77588, 91443, 116382, 121924, 150612, 182886, 213367, 232764, 365772, 426734, 640101, 853468, 1280202, 2560404]

約数ペア:

[(1, 2560404), (2, 1280202), (3, 853468), (4, 640101), (6, 426734), (7, 365772), (11, 232764), (12, 213367), (14, 182886), (17, 150612), (21, 121924), (22, 116382), (28, 91443), (33, 77588), (34, 75306), (42, 60962), (44, 58191), (51, 50204), (66, 38794), (68, 37653), (77, 33252), (84, 30481), (102, 25102), (119, 21516), (132, 19397), (154, 16626), (163, 15708), (187, 13692), (204, 12551), (231, 11084), (238, 10758), (308, 8313), (326, 7854), (357, 7172), (374, 6846), (462, 5542), (476, 5379), (489, 5236), (561, 4564), (652, 3927), (714, 3586), (748, 3423), (924, 2771), (978, 2618), (1122, 2282), (1141, 2244), (1309, 1956), (1428, 1793)]