About the Number

252442140

252442139 ← → 252442141

2進数表記:1111000010111111011000011100

漢数字表記:二億五千二百四十四万二千百四十

素因数分解:

2 2 × 3 1 × 5 1 × 1291 1 × 3259 1

素因数の和:4562
約数の個数: 48
約数和(自身を含む): 707602560
約数和(自身を除く): 455160420

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1291, 2582, 3259, 3873, 5164, 6455, 6518, 7746, 9777, 12910, 13036, 15492, 16295, 19365, 19554, 25820, 32590, 38730, 39108, 48885, 65180, 77460, 97770, 195540, 4207369, 8414738, 12622107, 16829476, 21036845, 25244214, 42073690, 50488428, 63110535, 84147380, 126221070, 252442140]

約数ペア:
[(1, 252442140), (2, 126221070), (3, 84147380), (4, 63110535), (5, 50488428), (6, 42073690), (10, 25244214), (12, 21036845), (15, 16829476), (20, 12622107), (30, 8414738), (60, 4207369), (1291, 195540), (2582, 97770), (3259, 77460), (3873, 65180), (5164, 48885), (6455, 39108), (6518, 38730), (7746, 32590), (9777, 25820), (12910, 19554), (13036, 19365), (15492, 16295)]

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