About the Number

123090992

123090991 ← → 123090993

2進数表記:111010101100011100000110000

漢数字表記:一億二千三百九万九百九十二

素因数分解:

2 4 × 59 1 × 83 1 × 1571 1

素因数の和:1721
約数の個数: 40
約数和(自身を含む): 245609280
約数和(自身を除く): 122518288

約数列:
[1, 2, 4, 8, 16, 59, 83, 118, 166, 236, 332, 472, 664, 944, 1328, 1571, 3142, 4897, 6284, 9794, 12568, 19588, 25136, 39176, 78352, 92689, 130393, 185378, 260786, 370756, 521572, 741512, 1043144, 1483024, 2086288, 7693187, 15386374, 30772748, 61545496, 123090992]

約数ペア:
[(1, 123090992), (2, 61545496), (4, 30772748), (8, 15386374), (16, 7693187), (59, 2086288), (83, 1483024), (118, 1043144), (166, 741512), (236, 521572), (332, 370756), (472, 260786), (664, 185378), (944, 130393), (1328, 92689), (1571, 78352), (3142, 39176), (4897, 25136), (6284, 19588), (9794, 12568)]

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