About the Number

13881480

13881479 ← → 13881481

2進数表記:110100111101000010001000

漢数字表記:千三百八十八万千四百八十

素因数分解:

2 3 × 3 1 × 5 1 × 115679 1

素因数の和:115693
約数の個数: 32
約数和(自身を含む): 41644800
約数和(自身を除く): 27763320

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 115679, 231358, 347037, 462716, 578395, 694074, 925432, 1156790, 1388148, 1735185, 2313580, 2776296, 3470370, 4627160, 6940740, 13881480]

約数ペア:
[(1, 13881480), (2, 6940740), (3, 4627160), (4, 3470370), (5, 2776296), (6, 2313580), (8, 1735185), (10, 1388148), (12, 1156790), (15, 925432), (20, 694074), (24, 578395), (30, 462716), (40, 347037), (60, 231358), (120, 115679)]

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