About the Number

13995880

13995879 ← → 13995881

2進数表記:110101011000111101101000

漢数字表記:千三百九十九万五千八百八十

素因数分解:

2 3 × 5 1 × 31 1 × 11287 1

素因数の和:11329
約数の個数: 32
約数和(自身を含む): 32509440
約数和(自身を除く): 18513560

約数列:
[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 11287, 22574, 45148, 56435, 90296, 112870, 225740, 349897, 451480, 699794, 1399588, 1749485, 2799176, 3498970, 6997940, 13995880]

約数ペア:
[(1, 13995880), (2, 6997940), (4, 3498970), (5, 2799176), (8, 1749485), (10, 1399588), (20, 699794), (31, 451480), (40, 349897), (62, 225740), (124, 112870), (155, 90296), (248, 56435), (310, 45148), (620, 22574), (1240, 11287)]

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