About the Number

14490020

14490019 ← → 14490021

2進数表記:110111010001100110100100

漢数字表記:千四百四十九万二十

素因数分解:

2 2 × 5 1 × 31 1 × 23371 1

素因数の和:23411
約数の個数: 24
約数和(自身を含む): 31411968
約数和(自身を除く): 16921948

約数列:
[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 23371, 46742, 93484, 116855, 233710, 467420, 724501, 1449002, 2898004, 3622505, 7245010, 14490020]

約数ペア:
[(1, 14490020), (2, 7245010), (4, 3622505), (5, 2898004), (10, 1449002), (20, 724501), (31, 467420), (62, 233710), (124, 116855), (155, 93484), (310, 46742), (620, 23371)]

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