About the Number

20430430

20430429 ← → 20430431

2進数表記:1001101111011111001011110

漢数字表記:二千四十三万四百三十

素因数分解:

2 1 × 5 1 × 17 1 × 47 1 × 2557 1

素因数の和:2628
約数の個数: 32
約数和(自身を含む): 39782016
約数和(自身を除く): 19351586

約数列:
[1, 2, 5, 10, 17, 34, 47, 85, 94, 170, 235, 470, 799, 1598, 2557, 3995, 5114, 7990, 12785, 25570, 43469, 86938, 120179, 217345, 240358, 434690, 600895, 1201790, 2043043, 4086086, 10215215, 20430430]

約数ペア:
[(1, 20430430), (2, 10215215), (5, 4086086), (10, 2043043), (17, 1201790), (34, 600895), (47, 434690), (85, 240358), (94, 217345), (170, 120179), (235, 86938), (470, 43469), (799, 25570), (1598, 12785), (2557, 7990), (3995, 5114)]

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