About the Number

239906490

239906489 ← → 239906491

2進数表記:1110010011001010111010111010

漢数字表記:二億三千九百九十万六千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 1123 1 × 7121 1

素因数の和:8254
約数の個数: 32
約数和(自身を含む): 576369216
約数和(自身を除く): 336462726

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 1123, 2246, 3369, 5615, 6738, 7121, 11230, 14242, 16845, 21363, 33690, 35605, 42726, 71210, 106815, 213630, 7996883, 15993766, 23990649, 39984415, 47981298, 79968830, 119953245, 239906490]

約数ペア:
[(1, 239906490), (2, 119953245), (3, 79968830), (5, 47981298), (6, 39984415), (10, 23990649), (15, 15993766), (30, 7996883), (1123, 213630), (2246, 106815), (3369, 71210), (5615, 42726), (6738, 35605), (7121, 33690), (11230, 21363), (14242, 16845)]

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