About the Number

201684090

201684089 ← → 201684091

2進数表記:1100000001010111010001111010

漢数字表記:二億百六十八万四千九十

素因数分解:

2 1 × 3 1 × 5 1 × 17 1 × 395459 1

素因数の和:395486
約数の個数: 32
約数和(自身を含む): 512516160
約数和(自身を除く): 310832070

約数列:
[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 395459, 790918, 1186377, 1977295, 2372754, 3954590, 5931885, 6722803, 11863770, 13445606, 20168409, 33614015, 40336818, 67228030, 100842045, 201684090]

約数ペア:
[(1, 201684090), (2, 100842045), (3, 67228030), (5, 40336818), (6, 33614015), (10, 20168409), (15, 13445606), (17, 11863770), (30, 6722803), (34, 5931885), (51, 3954590), (85, 2372754), (102, 1977295), (170, 1186377), (255, 790918), (510, 395459)]

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