About the Number

1428830

1428829 ← → 1428831

2進数表記:101011100110101011110

漢数字表記:百四十二万八千八百三十

素因数分解:

2 1 × 5 1 × 13 1 × 29 1 × 379 1

素因数の和:428
約数の個数: 32
約数和(自身を含む): 2872800
約数和(自身を除く): 1443970

約数列:
[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 379, 754, 758, 1885, 1895, 3770, 3790, 4927, 9854, 10991, 21982, 24635, 49270, 54955, 109910, 142883, 285766, 714415, 1428830]

約数ペア:
[(1, 1428830), (2, 714415), (5, 285766), (10, 142883), (13, 109910), (26, 54955), (29, 49270), (58, 24635), (65, 21982), (130, 10991), (145, 9854), (290, 4927), (377, 3790), (379, 3770), (754, 1895), (758, 1885)]

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