1400000028

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{1187}}^1$

素因数の和:1959

約数の個数: 96

約数和(自身を含む): 3938457600

約数和(自身を除く): 2538457572

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 739, 798, 1187, 1478, 1596, 2217, 2374, 2956, 3561, 4434, 4748, 5173, 7122, 8309, 8868, 10346, 14041, 14244, 15519, 16618, 20692, 22553, 24927, 28082, 31038, 33236, 42123, 45106, 49854, 56164, 62076, 67659, 84246, 90212, 98287, 99708, 135318, 157871, 168492, 196574, 270636, 294861, 315742, 393148, 473613, 589722, 631484, 877193, 947226, 1179444, 1754386, 1894452, 2631579, 3508772, 5263158, 6140351, 10526316, 12280702, 16666667, 18421053, 24561404, 33333334, 36842106, 50000001, 66666668, 73684212, 100000002, 116666669, 200000004, 233333338, 350000007, 466666676, 700000014, 1400000028]

約数ペア:

[(1, 1400000028), (2, 700000014), (3, 466666676), (4, 350000007), (6, 233333338), (7, 200000004), (12, 116666669), (14, 100000002), (19, 73684212), (21, 66666668), (28, 50000001), (38, 36842106), (42, 33333334), (57, 24561404), (76, 18421053), (84, 16666667), (114, 12280702), (133, 10526316), (228, 6140351), (266, 5263158), (399, 3508772), (532, 2631579), (739, 1894452), (798, 1754386), (1187, 1179444), (1478, 947226), (1596, 877193), (2217, 631484), (2374, 589722), (2956, 473613), (3561, 393148), (4434, 315742), (4748, 294861), (5173, 270636), (7122, 196574), (8309, 168492), (8868, 157871), (10346, 135318), (14041, 99708), (14244, 98287), (15519, 90212), (16618, 84246), (20692, 67659), (22553, 62076), (24927, 56164), (28082, 49854), (31038, 45106), (33236, 42123)]