About the Number

2013127880

2013127879 ← → 2013127881

2進数表記:1110111111111011110010011001000

漢数字表記:二十億千三百十二万七千八百八十

素因数分解:

2 3 × 5 1 × 41 1 × 311 1 × 3947 1

素因数の和:4310
約数の個数: 64
約数和(自身を含む): 4656113280
約数和(自身を除く): 2642985400

約数列:
[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 311, 328, 410, 622, 820, 1244, 1555, 1640, 2488, 3110, 3947, 6220, 7894, 12440, 12751, 15788, 19735, 25502, 31576, 39470, 51004, 63755, 78940, 102008, 127510, 157880, 161827, 255020, 323654, 510040, 647308, 809135, 1227517, 1294616, 1618270, 2455034, 3236540, 4910068, 6137585, 6473080, 9820136, 12275170, 24550340, 49100680, 50328197, 100656394, 201312788, 251640985, 402625576, 503281970, 1006563940, 2013127880]

約数ペア:
[(1, 2013127880), (2, 1006563940), (4, 503281970), (5, 402625576), (8, 251640985), (10, 201312788), (20, 100656394), (40, 50328197), (41, 49100680), (82, 24550340), (164, 12275170), (205, 9820136), (311, 6473080), (328, 6137585), (410, 4910068), (622, 3236540), (820, 2455034), (1244, 1618270), (1555, 1294616), (1640, 1227517), (2488, 809135), (3110, 647308), (3947, 510040), (6220, 323654), (7894, 255020), (12440, 161827), (12751, 157880), (15788, 127510), (19735, 102008), (25502, 78940), (31576, 63755), (39470, 51004)]

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