About the Number

210008790

210008789 ← → 210008791

2進数表記:1100100001000111101011010110

漢数字表記:二億千万八千七百九十

素因数分解:

2 1 × 3 2 × 5 1 × 53 1 × 44027 1

素因数の和:44093
約数の個数: 48
約数和(自身を含む): 556337808
約数和(自身を除く): 346329018

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 53, 90, 106, 159, 265, 318, 477, 530, 795, 954, 1590, 2385, 4770, 44027, 88054, 132081, 220135, 264162, 396243, 440270, 660405, 792486, 1320810, 1981215, 2333431, 3962430, 4666862, 7000293, 11667155, 14000586, 21000879, 23334310, 35001465, 42001758, 70002930, 105004395, 210008790]

約数ペア:
[(1, 210008790), (2, 105004395), (3, 70002930), (5, 42001758), (6, 35001465), (9, 23334310), (10, 21000879), (15, 14000586), (18, 11667155), (30, 7000293), (45, 4666862), (53, 3962430), (90, 2333431), (106, 1981215), (159, 1320810), (265, 792486), (318, 660405), (477, 440270), (530, 396243), (795, 264162), (954, 220135), (1590, 132081), (2385, 88054), (4770, 44027)]

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