About the Number

489505872

489505871 ← → 489505873

2進数表記:11101001011010100010001010000

漢数字表記:四億八千九百五十万五千八百七十二

素因数分解:

2 4 × 3 1 × 23 1 × 31 1 × 14303 1

素因数の和:14368
約数の個数: 80
約数和(自身を含む): 1362198528
約数和(自身を除く): 872692656

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 31, 46, 48, 62, 69, 92, 93, 124, 138, 184, 186, 248, 276, 368, 372, 496, 552, 713, 744, 1104, 1426, 1488, 2139, 2852, 4278, 5704, 8556, 11408, 14303, 17112, 28606, 34224, 42909, 57212, 85818, 114424, 171636, 228848, 328969, 343272, 443393, 657938, 686544, 886786, 986907, 1315876, 1330179, 1773572, 1973814, 2631752, 2660358, 3547144, 3947628, 5263504, 5320716, 7094288, 7895256, 10198039, 10641432, 15790512, 20396078, 21282864, 30594117, 40792156, 61188234, 81584312, 122376468, 163168624, 244752936, 489505872]

約数ペア:
[(1, 489505872), (2, 244752936), (3, 163168624), (4, 122376468), (6, 81584312), (8, 61188234), (12, 40792156), (16, 30594117), (23, 21282864), (24, 20396078), (31, 15790512), (46, 10641432), (48, 10198039), (62, 7895256), (69, 7094288), (92, 5320716), (93, 5263504), (124, 3947628), (138, 3547144), (184, 2660358), (186, 2631752), (248, 1973814), (276, 1773572), (368, 1330179), (372, 1315876), (496, 986907), (552, 886786), (713, 686544), (744, 657938), (1104, 443393), (1426, 343272), (1488, 328969), (2139, 228848), (2852, 171636), (4278, 114424), (5704, 85818), (8556, 57212), (11408, 42909), (14303, 34224), (17112, 28606)]

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