About the Number

2303990

2303989 ← → 2303991

2進数表記:1000110010011111110110

漢数字表記:二百三十万三千九百九十

素因数分解:

2 1 × 5 1 × 13 1 × 37 1 × 479 1

素因数の和:536
約数の個数: 32
約数和(自身を含む): 4596480
約数和(自身を除く): 2292490

約数列:
[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 479, 481, 958, 962, 2395, 2405, 4790, 4810, 6227, 12454, 17723, 31135, 35446, 62270, 88615, 177230, 230399, 460798, 1151995, 2303990]

約数ペア:
[(1, 2303990), (2, 1151995), (5, 460798), (10, 230399), (13, 177230), (26, 88615), (37, 62270), (65, 35446), (74, 31135), (130, 17723), (185, 12454), (370, 6227), (479, 4810), (481, 4790), (958, 2405), (962, 2395)]

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