820991864

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4051}}^1$

素因数の和:4129

約数の個数: 96

約数和(自身を含む): 1995528960

約数和(自身を除く): 1174537096

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 47, 49, 56, 77, 88, 94, 98, 154, 188, 196, 308, 329, 376, 392, 517, 539, 616, 658, 1034, 1078, 1316, 2068, 2156, 2303, 2632, 3619, 4051, 4136, 4312, 4606, 7238, 8102, 9212, 14476, 16204, 18424, 25333, 28357, 28952, 32408, 44561, 50666, 56714, 89122, 101332, 113428, 178244, 190397, 198499, 202664, 226856, 311927, 356488, 380794, 396998, 623854, 761588, 793996, 1247708, 1332779, 1523176, 1587992, 2094367, 2183489, 2495416, 2665558, 4188734, 4366978, 5331116, 8377468, 8733956, 9329453, 10662232, 14660569, 16754936, 17467912, 18658906, 29321138, 37317812, 58642276, 74635624, 102623983, 117284552, 205247966, 410495932, 820991864]

約数ペア:

[(1, 820991864), (2, 410495932), (4, 205247966), (7, 117284552), (8, 102623983), (11, 74635624), (14, 58642276), (22, 37317812), (28, 29321138), (44, 18658906), (47, 17467912), (49, 16754936), (56, 14660569), (77, 10662232), (88, 9329453), (94, 8733956), (98, 8377468), (154, 5331116), (188, 4366978), (196, 4188734), (308, 2665558), (329, 2495416), (376, 2183489), (392, 2094367), (517, 1587992), (539, 1523176), (616, 1332779), (658, 1247708), (1034, 793996), (1078, 761588), (1316, 623854), (2068, 396998), (2156, 380794), (2303, 356488), (2632, 311927), (3619, 226856), (4051, 202664), (4136, 198499), (4312, 190397), (4606, 178244), (7238, 113428), (8102, 101332), (9212, 89122), (14476, 56714), (16204, 50666), (18424, 44561), (25333, 32408), (28357, 28952)]