28040688

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{4993}}^1$

素因数の和:5023

約数の個数: 80

約数和(自身を含む): 86695840

約数和(自身を除く): 58655152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 4993, 5616, 9986, 14979, 19972, 29958, 39944, 44937, 59916, 64909, 79888, 89874, 119832, 129818, 134811, 179748, 194727, 239664, 259636, 269622, 359496, 389454, 519272, 539244, 584181, 718992, 778908, 1038544, 1078488, 1168362, 1557816, 1752543, 2156976, 2336724, 3115632, 3505086, 4673448, 7010172, 9346896, 14020344, 28040688]

約数ペア:

[(1, 28040688), (2, 14020344), (3, 9346896), (4, 7010172), (6, 4673448), (8, 3505086), (9, 3115632), (12, 2336724), (13, 2156976), (16, 1752543), (18, 1557816), (24, 1168362), (26, 1078488), (27, 1038544), (36, 778908), (39, 718992), (48, 584181), (52, 539244), (54, 519272), (72, 389454), (78, 359496), (104, 269622), (108, 259636), (117, 239664), (144, 194727), (156, 179748), (208, 134811), (216, 129818), (234, 119832), (312, 89874), (351, 79888), (432, 64909), (468, 59916), (624, 44937), (702, 39944), (936, 29958), (1404, 19972), (1872, 14979), (2808, 9986), (4993, 5616)]