About the Number

120805388

120805387 ← → 120805389

2進数表記:111001100110101100000001100

漢数字表記:一億二千八十万五千三百八十八

素因数分解:

2 2 × 11 1 × 31 2 × 2857 1

素因数の和:2934
約数の個数: 36
約数和(自身を含む): 238391496
約数和(自身を除く): 117586108

約数列:
[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 961, 1364, 1922, 2857, 3844, 5714, 10571, 11428, 21142, 31427, 42284, 62854, 88567, 125708, 177134, 354268, 974237, 1948474, 2745577, 3896948, 5491154, 10982308, 30201347, 60402694, 120805388]

約数ペア:
[(1, 120805388), (2, 60402694), (4, 30201347), (11, 10982308), (22, 5491154), (31, 3896948), (44, 2745577), (62, 1948474), (124, 974237), (341, 354268), (682, 177134), (961, 125708), (1364, 88567), (1922, 62854), (2857, 42284), (3844, 31427), (5714, 21142), (10571, 11428)]

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