About the Number

8990464

8990463 ← → 8990465

2進数表記:100010010010111100000000

漢数字表記:八百九十九万四百六十四

素因数分解:

2 8 × 7 1 × 29 1 × 173 1

素因数の和:225
約数の個数: 72
約数和(自身を含む): 21339360
約数和(自身を除く): 12348896

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 173, 203, 224, 232, 256, 346, 406, 448, 464, 692, 812, 896, 928, 1211, 1384, 1624, 1792, 1856, 2422, 2768, 3248, 3712, 4844, 5017, 5536, 6496, 7424, 9688, 10034, 11072, 12992, 19376, 20068, 22144, 25984, 35119, 38752, 40136, 44288, 51968, 70238, 77504, 80272, 140476, 155008, 160544, 280952, 310016, 321088, 561904, 642176, 1123808, 1284352, 2247616, 4495232, 8990464]

約数ペア:
[(1, 8990464), (2, 4495232), (4, 2247616), (7, 1284352), (8, 1123808), (14, 642176), (16, 561904), (28, 321088), (29, 310016), (32, 280952), (56, 160544), (58, 155008), (64, 140476), (112, 80272), (116, 77504), (128, 70238), (173, 51968), (203, 44288), (224, 40136), (232, 38752), (256, 35119), (346, 25984), (406, 22144), (448, 20068), (464, 19376), (692, 12992), (812, 11072), (896, 10034), (928, 9688), (1211, 7424), (1384, 6496), (1624, 5536), (1792, 5017), (1856, 4844), (2422, 3712), (2768, 3248)]

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