About the Number

2100082890

2100082889 ← → 2100082891

2進数表記:1111101001011001011100011001010

漢数字表記:二十一億八万二千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 139 1 × 313 1 × 1609 1

素因数の和:2071
約数の個数: 64
約数和(自身を含む): 5095843200
約数和(自身を除く): 2995760310

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 313, 417, 626, 695, 834, 939, 1390, 1565, 1609, 1878, 2085, 3130, 3218, 4170, 4695, 4827, 8045, 9390, 9654, 16090, 24135, 43507, 48270, 87014, 130521, 217535, 223651, 261042, 435070, 447302, 503617, 652605, 670953, 1007234, 1118255, 1305210, 1341906, 1510851, 2236510, 2518085, 3021702, 3354765, 5036170, 6709530, 7554255, 15108510, 70002763, 140005526, 210008289, 350013815, 420016578, 700027630, 1050041445, 2100082890]

約数ペア:
[(1, 2100082890), (2, 1050041445), (3, 700027630), (5, 420016578), (6, 350013815), (10, 210008289), (15, 140005526), (30, 70002763), (139, 15108510), (278, 7554255), (313, 6709530), (417, 5036170), (626, 3354765), (695, 3021702), (834, 2518085), (939, 2236510), (1390, 1510851), (1565, 1341906), (1609, 1305210), (1878, 1118255), (2085, 1007234), (3130, 670953), (3218, 652605), (4170, 503617), (4695, 447302), (4827, 435070), (8045, 261042), (9390, 223651), (9654, 217535), (16090, 130521), (24135, 87014), (43507, 48270)]

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