About the Number

42381380

42381379 ← → 42381381

2進数表記:10100001101011000001000100

漢数字表記:四千二百三十八万千三百八十

素因数分解:

2 2 × 5 1 × 109 1 × 19441 1

素因数の和:19559
約数の個数: 24
約数和(自身を含む): 89822040
約数和(自身を除く): 47440660

約数列:
[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 19441, 38882, 77764, 97205, 194410, 388820, 2119069, 4238138, 8476276, 10595345, 21190690, 42381380]

約数ペア:
[(1, 42381380), (2, 21190690), (4, 10595345), (5, 8476276), (10, 4238138), (20, 2119069), (109, 388820), (218, 194410), (436, 97205), (545, 77764), (1090, 38882), (2180, 19441)]

このpageの処理時間: 0.005955219268798828 seconds