500000004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{109}}^2\times {\mathrm{167}}^1$

素因数の和:402

約数の個数: 108

約数和(自身を含む): 1466547264

約数和(自身を除く): 966547260

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 109, 126, 167, 218, 252, 327, 334, 436, 501, 654, 668, 763, 981, 1002, 1169, 1308, 1503, 1526, 1962, 2004, 2289, 2338, 3006, 3052, 3507, 3924, 4578, 4676, 6012, 6867, 7014, 9156, 10521, 11881, 13734, 14028, 18203, 21042, 23762, 27468, 35643, 36406, 42084, 47524, 54609, 71286, 72812, 83167, 106929, 109218, 127421, 142572, 163827, 166334, 213858, 218436, 249501, 254842, 327654, 332668, 382263, 427716, 499002, 509684, 655308, 748503, 764526, 998004, 1146789, 1497006, 1529052, 1984127, 2293578, 2994012, 3968254, 4587156, 5952381, 7936508, 11904762, 13888889, 17857143, 23809524, 27777778, 35714286, 41666667, 55555556, 71428572, 83333334, 125000001, 166666668, 250000002, 500000004]

約数ペア:

[(1, 500000004), (2, 250000002), (3, 166666668), (4, 125000001), (6, 83333334), (7, 71428572), (9, 55555556), (12, 41666667), (14, 35714286), (18, 27777778), (21, 23809524), (28, 17857143), (36, 13888889), (42, 11904762), (63, 7936508), (84, 5952381), (109, 4587156), (126, 3968254), (167, 2994012), (218, 2293578), (252, 1984127), (327, 1529052), (334, 1497006), (436, 1146789), (501, 998004), (654, 764526), (668, 748503), (763, 655308), (981, 509684), (1002, 499002), (1169, 427716), (1308, 382263), (1503, 332668), (1526, 327654), (1962, 254842), (2004, 249501), (2289, 218436), (2338, 213858), (3006, 166334), (3052, 163827), (3507, 142572), (3924, 127421), (4578, 109218), (4676, 106929), (6012, 83167), (6867, 72812), (7014, 71286), (9156, 54609), (10521, 47524), (11881, 42084), (13734, 36406), (14028, 35643), (18203, 27468), (21042, 23762)]