About the Number

20070308920

20070308919 ← → 20070308921

2進数表記:10010101100010010001001110000111000

漢数字表記:二百億七千三十万八千九百二十

素因数分解:

2 3 × 5 1 × 31 1 × 16185733 1

素因数の和:16185775
約数の個数: 32
約数和(自身を含む): 46614913920
約数和(自身を除く): 26544605000

約数列:
[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 16185733, 32371466, 64742932, 80928665, 129485864, 161857330, 323714660, 501757723, 647429320, 1003515446, 2007030892, 2508788615, 4014061784, 5017577230, 10035154460, 20070308920]

約数ペア:
[(1, 20070308920), (2, 10035154460), (4, 5017577230), (5, 4014061784), (8, 2508788615), (10, 2007030892), (20, 1003515446), (31, 647429320), (40, 501757723), (62, 323714660), (124, 161857330), (155, 129485864), (248, 80928665), (310, 64742932), (620, 32371466), (1240, 16185733)]

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