About the Number

423804990

423804989 ← → 423804991

2進数表記:11001010000101100000000111110

漢数字表記:四億二千三百八十万四千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 43 1 × 46933 1

素因数の和:46993
約数の個数: 64
約数和(自身を含む): 1189495296
約数和(自身を除く): 765690306

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1806, 3010, 4515, 9030, 46933, 93866, 140799, 234665, 281598, 328531, 469330, 657062, 703995, 985593, 1407990, 1642655, 1971186, 2018119, 3285310, 4036238, 4927965, 6054357, 9855930, 10090595, 12108714, 14126833, 20181190, 28253666, 30271785, 42380499, 60543570, 70634165, 84760998, 141268330, 211902495, 423804990]

約数ペア:
[(1, 423804990), (2, 211902495), (3, 141268330), (5, 84760998), (6, 70634165), (7, 60543570), (10, 42380499), (14, 30271785), (15, 28253666), (21, 20181190), (30, 14126833), (35, 12108714), (42, 10090595), (43, 9855930), (70, 6054357), (86, 4927965), (105, 4036238), (129, 3285310), (210, 2018119), (215, 1971186), (258, 1642655), (301, 1407990), (430, 985593), (602, 703995), (645, 657062), (903, 469330), (1290, 328531), (1505, 281598), (1806, 234665), (3010, 140799), (4515, 93866), (9030, 46933)]

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