About the Number

84384170

84384169 ← → 84384171

2進数表記:101000001111001100110101010

漢数字表記:八千四百三十八万四千百七十

素因数分解:

2 1 × 5 1 × 13 1 × 31 1 × 20939 1

素因数の和:20990
約数の個数: 32
約数和(自身を含む): 168860160
約数和(自身を除く): 84475990

約数列:
[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 20939, 41878, 104695, 209390, 272207, 544414, 649109, 1298218, 1361035, 2722070, 3245545, 6491090, 8438417, 16876834, 42192085, 84384170]

約数ペア:
[(1, 84384170), (2, 42192085), (5, 16876834), (10, 8438417), (13, 6491090), (26, 3245545), (31, 2722070), (62, 1361035), (65, 1298218), (130, 649109), (155, 544414), (310, 272207), (403, 209390), (806, 104695), (2015, 41878), (4030, 20939)]

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