About the Number

28982490

28982489 ← → 28982491

2進数表記:1101110100011110011011010

漢数字表記:二千八百九十八万二千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 41 1 × 23563 1

素因数の和:23614
約数の個数: 32
約数和(自身を含む): 71257536
約数和(自身を除く): 42275046

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 23563, 47126, 70689, 117815, 141378, 235630, 353445, 706890, 966083, 1932166, 2898249, 4830415, 5796498, 9660830, 14491245, 28982490]

約数ペア:
[(1, 28982490), (2, 14491245), (3, 9660830), (5, 5796498), (6, 4830415), (10, 2898249), (15, 1932166), (30, 966083), (41, 706890), (82, 353445), (123, 235630), (205, 141378), (246, 117815), (410, 70689), (615, 47126), (1230, 23563)]

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