About the Number

23421780

23421779 ← → 23421781

2進数表記:1011001010110001101010100

漢数字表記:二千三百四十二万千七百八十

素因数分解:

2 2 × 3 2 × 5 1 × 130121 1

素因数の和:130136
約数の個数: 36
約数和(自身を含む): 71046612
約数和(自身を除く): 47624832

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 130121, 260242, 390363, 520484, 650605, 780726, 1171089, 1301210, 1561452, 1951815, 2342178, 2602420, 3903630, 4684356, 5855445, 7807260, 11710890, 23421780]

約数ペア:
[(1, 23421780), (2, 11710890), (3, 7807260), (4, 5855445), (5, 4684356), (6, 3903630), (9, 2602420), (10, 2342178), (12, 1951815), (15, 1561452), (18, 1301210), (20, 1171089), (30, 780726), (36, 650605), (45, 520484), (60, 390363), (90, 260242), (180, 130121)]

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