About the Number

2989540

2989539 ← → 2989541

2進数表記:1011011001110111100100

漢数字表記:二百九十八万九千五百四十

素因数分解:

2 2 × 5 1 × 23 1 × 67 1 × 97 1

素因数の和:196
約数の個数: 48
約数和(自身を含む): 6717312
約数和(自身を除く): 3727772

約数列:
[1, 2, 4, 5, 10, 20, 23, 46, 67, 92, 97, 115, 134, 194, 230, 268, 335, 388, 460, 485, 670, 970, 1340, 1541, 1940, 2231, 3082, 4462, 6164, 6499, 7705, 8924, 11155, 12998, 15410, 22310, 25996, 30820, 32495, 44620, 64990, 129980, 149477, 298954, 597908, 747385, 1494770, 2989540]

約数ペア:
[(1, 2989540), (2, 1494770), (4, 747385), (5, 597908), (10, 298954), (20, 149477), (23, 129980), (46, 64990), (67, 44620), (92, 32495), (97, 30820), (115, 25996), (134, 22310), (194, 15410), (230, 12998), (268, 11155), (335, 8924), (388, 7705), (460, 6499), (485, 6164), (670, 4462), (970, 3082), (1340, 2231), (1541, 1940)]

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