About the Number

1254405428

1254405427 ← → 1254405429

2進数表記:1001010110001001011010100110100

漢数字表記:十二億五千四百四十万五千四百二十八

素因数分解:

2 2 × 73 1 × 137 1 × 31357 1

素因数の和:31571
約数の個数: 24
約数和(自身を含む): 2241595272
約数和(自身を除く): 987189844

約数列:
[1, 2, 4, 73, 137, 146, 274, 292, 548, 10001, 20002, 31357, 40004, 62714, 125428, 2289061, 4295909, 4578122, 8591818, 9156244, 17183636, 313601357, 627202714, 1254405428]

約数ペア:
[(1, 1254405428), (2, 627202714), (4, 313601357), (73, 17183636), (137, 9156244), (146, 8591818), (274, 4578122), (292, 4295909), (548, 2289061), (10001, 125428), (20002, 62714), (31357, 40004)]

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