20140428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 59609088

約数和(自身を除く): 39468660

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 71, 77, 84, 132, 142, 154, 213, 231, 284, 307, 308, 426, 462, 497, 614, 781, 852, 921, 924, 994, 1228, 1491, 1562, 1842, 1988, 2149, 2343, 2982, 3124, 3377, 3684, 4298, 4686, 5467, 5964, 6447, 6754, 8596, 9372, 10131, 10934, 12894, 13508, 16401, 20262, 21797, 21868, 23639, 25788, 32802, 40524, 43594, 47278, 65391, 65604, 70917, 87188, 94556, 130782, 141834, 152579, 239767, 261564, 283668, 305158, 457737, 479534, 610316, 719301, 915474, 959068, 1438602, 1678369, 1830948, 2877204, 3356738, 5035107, 6713476, 10070214, 20140428]

約数ペア:

[(1, 20140428), (2, 10070214), (3, 6713476), (4, 5035107), (6, 3356738), (7, 2877204), (11, 1830948), (12, 1678369), (14, 1438602), (21, 959068), (22, 915474), (28, 719301), (33, 610316), (42, 479534), (44, 457737), (66, 305158), (71, 283668), (77, 261564), (84, 239767), (132, 152579), (142, 141834), (154, 130782), (213, 94556), (231, 87188), (284, 70917), (307, 65604), (308, 65391), (426, 47278), (462, 43594), (497, 40524), (614, 32802), (781, 25788), (852, 23639), (921, 21868), (924, 21797), (994, 20262), (1228, 16401), (1491, 13508), (1562, 12894), (1842, 10934), (1988, 10131), (2149, 9372), (2343, 8596), (2982, 6754), (3124, 6447), (3377, 5964), (3684, 5467), (4298, 4686)]