About the Number

102031490

102031489 ← → 102031491

2進数表記:110000101001110000010000010

漢数字表記:一億二百三万千四百九十

素因数分解:

2 1 × 5 1 × 11 1 × 239 1 × 3881 1

素因数の和:4138
約数の個数: 32
約数和(自身を含む): 201242880
約数和(自身を除く): 99211390

約数列:
[1, 2, 5, 10, 11, 22, 55, 110, 239, 478, 1195, 2390, 2629, 3881, 5258, 7762, 13145, 19405, 26290, 38810, 42691, 85382, 213455, 426910, 927559, 1855118, 4637795, 9275590, 10203149, 20406298, 51015745, 102031490]

約数ペア:
[(1, 102031490), (2, 51015745), (5, 20406298), (10, 10203149), (11, 9275590), (22, 4637795), (55, 1855118), (110, 927559), (239, 426910), (478, 213455), (1195, 85382), (2390, 42691), (2629, 38810), (3881, 26290), (5258, 19405), (7762, 13145)]

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