About the Number

30189005

30189004 ← → 30189006

2進数表記:1110011001010010111001101

漢数字表記:三千十八万九千五

素因数分解:

5 1 × 7 1 × 11 1 × 19 1 × 4127 1

素因数の和:4169
約数の個数: 32
約数和(自身を含む): 47554560
約数和(自身を除く): 17365555

約数列:
[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 1045, 1463, 4127, 7315, 20635, 28889, 45397, 78413, 144445, 226985, 317779, 392065, 548891, 862543, 1588895, 2744455, 4312715, 6037801, 30189005]

約数ペア:
[(1, 30189005), (5, 6037801), (7, 4312715), (11, 2744455), (19, 1588895), (35, 862543), (55, 548891), (77, 392065), (95, 317779), (133, 226985), (209, 144445), (385, 78413), (665, 45397), (1045, 28889), (1463, 20635), (4127, 7315)]

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