About the Number

122021890

122021889 ← → 122021891

2進数表記:111010001011110100000000010

漢数字表記:一億二千二百二万千八百九十

素因数分解:

2 1 × 5 1 × 31 1 × 167 1 × 2357 1

素因数の和:2562
約数の個数: 32
約数和(自身を含む): 228178944
約数和(自身を除く): 106157054

約数列:
[1, 2, 5, 10, 31, 62, 155, 167, 310, 334, 835, 1670, 2357, 4714, 5177, 10354, 11785, 23570, 25885, 51770, 73067, 146134, 365335, 393619, 730670, 787238, 1968095, 3936190, 12202189, 24404378, 61010945, 122021890]

約数ペア:
[(1, 122021890), (2, 61010945), (5, 24404378), (10, 12202189), (31, 3936190), (62, 1968095), (155, 787238), (167, 730670), (310, 393619), (334, 365335), (835, 146134), (1670, 73067), (2357, 51770), (4714, 25885), (5177, 23570), (10354, 11785)]

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