About the Number

12808410

12808409 ← → 12808411

2進数表記:110000110111000011011010

漢数字表記:千二百八十万八千四百十

素因数分解:

2 1 × 3 1 × 5 1 × 43 1 × 9929 1

素因数の和:9982
約数の個数: 32
約数和(自身を含む): 31458240
約数和(自身を除く): 18649830

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 9929, 19858, 29787, 49645, 59574, 99290, 148935, 297870, 426947, 853894, 1280841, 2134735, 2561682, 4269470, 6404205, 12808410]

約数ペア:
[(1, 12808410), (2, 6404205), (3, 4269470), (5, 2561682), (6, 2134735), (10, 1280841), (15, 853894), (30, 426947), (43, 297870), (86, 148935), (129, 99290), (215, 59574), (258, 49645), (430, 29787), (645, 19858), (1290, 9929)]

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