About the Number

31203930

31203929 ← → 31203931

2進数表記:1110111000010001001011010

漢数字表記:三千百二十万三千九百三十

素因数分解:

2 1 × 3 1 × 5 1 × 97 1 × 10723 1

素因数の和:10830
約数の個数: 32
約数和(自身を含む): 75668544
約数和(自身を除く): 44464614

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 10723, 21446, 32169, 53615, 64338, 107230, 160845, 321690, 1040131, 2080262, 3120393, 5200655, 6240786, 10401310, 15601965, 31203930]

約数ペア:
[(1, 31203930), (2, 15601965), (3, 10401310), (5, 6240786), (6, 5200655), (10, 3120393), (15, 2080262), (30, 1040131), (97, 321690), (194, 160845), (291, 107230), (485, 64338), (582, 53615), (970, 32169), (1455, 21446), (2910, 10723)]

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