About the Number

6442280

6442279 ← → 6442281

2進数表記:11000100100110100101000

漢数字表記:六百四十四万二千二百八十

素因数分解:

2 3 × 5 1 × 13 2 × 953 1

素因数の和:990
約数の個数: 48
約数和(自身を含む): 15712380
約数和(自身を除く): 9270100

約数列:
[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 953, 1352, 1690, 1906, 3380, 3812, 4765, 6760, 7624, 9530, 12389, 19060, 24778, 38120, 49556, 61945, 99112, 123890, 161057, 247780, 322114, 495560, 644228, 805285, 1288456, 1610570, 3221140, 6442280]

約数ペア:
[(1, 6442280), (2, 3221140), (4, 1610570), (5, 1288456), (8, 805285), (10, 644228), (13, 495560), (20, 322114), (26, 247780), (40, 161057), (52, 123890), (65, 99112), (104, 61945), (130, 49556), (169, 38120), (260, 24778), (338, 19060), (520, 12389), (676, 9530), (845, 7624), (953, 6760), (1352, 4765), (1690, 3812), (1906, 3380)]

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