About the Number

12642810

12642809 ← → 12642811

2進数表記:110000001110100111111010

漢数字表記:千二百六十四万二千八百十

素因数分解:

2 1 × 3 1 × 5 1 × 131 1 × 3217 1

素因数の和:3358
約数の個数: 32
約数和(自身を含む): 30583872
約数和(自身を除く): 17941062

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3217, 3930, 6434, 9651, 16085, 19302, 32170, 48255, 96510, 421427, 842854, 1264281, 2107135, 2528562, 4214270, 6321405, 12642810]

約数ペア:
[(1, 12642810), (2, 6321405), (3, 4214270), (5, 2528562), (6, 2107135), (10, 1264281), (15, 842854), (30, 421427), (131, 96510), (262, 48255), (393, 32170), (655, 19302), (786, 16085), (1310, 9651), (1965, 6434), (3217, 3930)]

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