About the Number

29401890

29401889 ← → 29401891

2進数表記:1110000001010001100100010

漢数字表記:二千九百四十万千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 140009 1

素因数の和:140026
約数の個数: 32
約数和(自身を含む): 80645760
約数和(自身を除く): 51243870

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 140009, 280018, 420027, 700045, 840054, 980063, 1400090, 1960126, 2100135, 2940189, 4200270, 4900315, 5880378, 9800630, 14700945, 29401890]

約数ペア:
[(1, 29401890), (2, 14700945), (3, 9800630), (5, 5880378), (6, 4900315), (7, 4200270), (10, 2940189), (14, 2100135), (15, 1960126), (21, 1400090), (30, 980063), (35, 840054), (42, 700045), (70, 420027), (105, 280018), (210, 140009)]

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