About the Number

38008990

38008989 ← → 38008991

2進数表記:10010000111111100010011110

漢数字表記:三千八百万八千九百九十

素因数分解:

2 1 × 5 1 × 37 1 × 43 1 × 2389 1

素因数の和:2476
約数の個数: 32
約数和(自身を含む): 71929440
約数和(自身を除く): 33920450

約数列:
[1, 2, 5, 10, 37, 43, 74, 86, 185, 215, 370, 430, 1591, 2389, 3182, 4778, 7955, 11945, 15910, 23890, 88393, 102727, 176786, 205454, 441965, 513635, 883930, 1027270, 3800899, 7601798, 19004495, 38008990]

約数ペア:
[(1, 38008990), (2, 19004495), (5, 7601798), (10, 3800899), (37, 1027270), (43, 883930), (74, 513635), (86, 441965), (185, 205454), (215, 176786), (370, 102727), (430, 88393), (1591, 23890), (2389, 15910), (3182, 11945), (4778, 7955)]

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