About the Number

1380491344

1380491343 ← → 1380491345

2進数表記:1010010010010001010000001010000

漢数字表記:十三億八千四十九万千三百四十四

素因数分解:

2 4 × 181 1 × 271 1 × 1759 1

素因数の和:2219
約数の個数: 40
約数和(自身を含む): 2700938240
約数和(自身を除く): 1320446896

約数列:
[1, 2, 4, 8, 16, 181, 271, 362, 542, 724, 1084, 1448, 1759, 2168, 2896, 3518, 4336, 7036, 14072, 28144, 49051, 98102, 196204, 318379, 392408, 476689, 636758, 784816, 953378, 1273516, 1906756, 2547032, 3813512, 5094064, 7627024, 86280709, 172561418, 345122836, 690245672, 1380491344]

約数ペア:
[(1, 1380491344), (2, 690245672), (4, 345122836), (8, 172561418), (16, 86280709), (181, 7627024), (271, 5094064), (362, 3813512), (542, 2547032), (724, 1906756), (1084, 1273516), (1448, 953378), (1759, 784816), (2168, 636758), (2896, 476689), (3518, 392408), (4336, 318379), (7036, 196204), (14072, 98102), (28144, 49051)]

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