About the Number

30489990

30489989 ← → 30489991

2進数表記:1110100010011110110000110

漢数字表記:三千四十八万九千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 883 1 × 1151 1

素因数の和:2044
約数の個数: 32
約数和(自身を含む): 73322496
約数和(自身を除く): 42832506

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 883, 1151, 1766, 2302, 2649, 3453, 4415, 5298, 5755, 6906, 8830, 11510, 13245, 17265, 26490, 34530, 1016333, 2032666, 3048999, 5081665, 6097998, 10163330, 15244995, 30489990]

約数ペア:
[(1, 30489990), (2, 15244995), (3, 10163330), (5, 6097998), (6, 5081665), (10, 3048999), (15, 2032666), (30, 1016333), (883, 34530), (1151, 26490), (1766, 17265), (2302, 13245), (2649, 11510), (3453, 8830), (4415, 6906), (5298, 5755)]

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