About the Number

42368990

42368989 ← → 42368991

2進数表記:10100001100111111111011110

漢数字表記:四千二百三十六万八千九百九十

素因数分解:

2 1 × 5 1 × 23 1 × 41 1 × 4493 1

素因数の和:4564
約数の個数: 32
約数和(自身を含む): 81539136
約数和(自身を除く): 39170146

約数列:
[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 410, 943, 1886, 4493, 4715, 8986, 9430, 22465, 44930, 103339, 184213, 206678, 368426, 516695, 921065, 1033390, 1842130, 4236899, 8473798, 21184495, 42368990]

約数ペア:
[(1, 42368990), (2, 21184495), (5, 8473798), (10, 4236899), (23, 1842130), (41, 1033390), (46, 921065), (82, 516695), (115, 368426), (205, 206678), (230, 184213), (410, 103339), (943, 44930), (1886, 22465), (4493, 9430), (4715, 8986)]

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