About the Number

401020438

401020437 ← → 401020439

2進数表記:10111111001110001011000010110

漢数字表記:四億百二万四百三十八

素因数分解:

2 1 × 7 1 × 13 2 × 169493 1

素因数の和:169528
約数の個数: 24
約数和(自身を含む): 744417648
約数和(自身を除く): 343397210

約数列:
[1, 2, 7, 13, 14, 26, 91, 169, 182, 338, 1183, 2366, 169493, 338986, 1186451, 2203409, 2372902, 4406818, 15423863, 28644317, 30847726, 57288634, 200510219, 401020438]

約数ペア:
[(1, 401020438), (2, 200510219), (7, 57288634), (13, 30847726), (14, 28644317), (26, 15423863), (91, 4406818), (169, 2372902), (182, 2203409), (338, 1186451), (1183, 338986), (2366, 169493)]

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