About the Number

201012390

201012389 ← → 201012391

2進数表記:1011111110110011010010100110

漢数字表記:二億百一万二千三百九十

素因数分解:

2 1 × 3 2 × 5 1 × 2233471 1

素因数の和:2233484
約数の個数: 24
約数和(自身を含む): 522632448
約数和(自身を除く): 321620058

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2233471, 4466942, 6700413, 11167355, 13400826, 20101239, 22334710, 33502065, 40202478, 67004130, 100506195, 201012390]

約数ペア:
[(1, 201012390), (2, 100506195), (3, 67004130), (5, 40202478), (6, 33502065), (9, 22334710), (10, 20101239), (15, 13400826), (18, 11167355), (30, 6700413), (45, 4466942), (90, 2233471)]

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