About the Number

4872990

4872989 ← → 4872991

2進数表記:10010100101101100011110

漢数字表記:四百八十七万二千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 127 1 × 1279 1

素因数の和:1416
約数の個数: 32
約数和(自身を含む): 11796480
約数和(自身を除く): 6923490

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 127, 254, 381, 635, 762, 1270, 1279, 1905, 2558, 3810, 3837, 6395, 7674, 12790, 19185, 38370, 162433, 324866, 487299, 812165, 974598, 1624330, 2436495, 4872990]

約数ペア:
[(1, 4872990), (2, 2436495), (3, 1624330), (5, 974598), (6, 812165), (10, 487299), (15, 324866), (30, 162433), (127, 38370), (254, 19185), (381, 12790), (635, 7674), (762, 6395), (1270, 3837), (1279, 3810), (1905, 2558)]

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