About the Number

2009809900

2009809899 ← → 2009809901

2進数表記:1110111110010110100001111101100

漢数字表記:二十億九百八十万九千九百

素因数分解:

2 2 × 5 2 × 7 1 × 677 1 × 4241 1

素因数の和:4939
約数の個数: 72
約数和(自身を含む): 4992867936
約数和(自身を除く): 2983058036

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 677, 700, 1354, 2708, 3385, 4241, 4739, 6770, 8482, 9478, 13540, 16925, 16964, 18956, 21205, 23695, 29687, 33850, 42410, 47390, 59374, 67700, 84820, 94780, 106025, 118475, 118748, 148435, 212050, 236950, 296870, 424100, 473900, 593740, 742175, 1484350, 2871157, 2968700, 5742314, 11484628, 14355785, 20098099, 28711570, 40196198, 57423140, 71778925, 80392396, 100490495, 143557850, 200980990, 287115700, 401961980, 502452475, 1004904950, 2009809900]

約数ペア:
[(1, 2009809900), (2, 1004904950), (4, 502452475), (5, 401961980), (7, 287115700), (10, 200980990), (14, 143557850), (20, 100490495), (25, 80392396), (28, 71778925), (35, 57423140), (50, 40196198), (70, 28711570), (100, 20098099), (140, 14355785), (175, 11484628), (350, 5742314), (677, 2968700), (700, 2871157), (1354, 1484350), (2708, 742175), (3385, 593740), (4241, 473900), (4739, 424100), (6770, 296870), (8482, 236950), (9478, 212050), (13540, 148435), (16925, 118748), (16964, 118475), (18956, 106025), (21205, 94780), (23695, 84820), (29687, 67700), (33850, 59374), (42410, 47390)]

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