About the Number

1340806881

1340806880 ← → 1340806882

2進数表記:1001111111010110001011011100001

漢数字表記:十三億四千八十万六千八百八十一

素因数分解:

3 1 × 17 1 × 67 1 × 79 1 × 4967 1

素因数の和:5133
約数の個数: 32
約数和(自身を含む): 1945866240
約数和(自身を除く): 605059359

約数列:
[1, 3, 17, 51, 67, 79, 201, 237, 1139, 1343, 3417, 4029, 4967, 5293, 14901, 15879, 84439, 89981, 253317, 269943, 332789, 392393, 998367, 1177179, 5657413, 6670681, 16972239, 20012043, 26290331, 78870993, 446935627, 1340806881]

約数ペア:
[(1, 1340806881), (3, 446935627), (17, 78870993), (51, 26290331), (67, 20012043), (79, 16972239), (201, 6670681), (237, 5657413), (1139, 1177179), (1343, 998367), (3417, 392393), (4029, 332789), (4967, 269943), (5293, 253317), (14901, 89981), (15879, 84439)]

このpageの処理時間: 0.2375335693359375 seconds