About the Number

30907520

30907519 ← → 30907521

2進数表記:1110101111001110010000000

漢数字表記:三千九十万七千五百二十

素因数分解:

2 7 × 5 1 × 7 1 × 6899 1

素因数の和:6925
約数の個数: 64
約数和(自身を含む): 84456000
約数和(自身を除く): 53548480

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 6899, 13798, 27596, 34495, 48293, 55192, 68990, 96586, 110384, 137980, 193172, 220768, 241465, 275960, 386344, 441536, 482930, 551920, 772688, 883072, 965860, 1103840, 1545376, 1931720, 2207680, 3090752, 3863440, 4415360, 6181504, 7726880, 15453760, 30907520]

約数ペア:
[(1, 30907520), (2, 15453760), (4, 7726880), (5, 6181504), (7, 4415360), (8, 3863440), (10, 3090752), (14, 2207680), (16, 1931720), (20, 1545376), (28, 1103840), (32, 965860), (35, 883072), (40, 772688), (56, 551920), (64, 482930), (70, 441536), (80, 386344), (112, 275960), (128, 241465), (140, 220768), (160, 193172), (224, 137980), (280, 110384), (320, 96586), (448, 68990), (560, 55192), (640, 48293), (896, 34495), (1120, 27596), (2240, 13798), (4480, 6899)]

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