About the Number

13803020

13803019 ← → 13803021

2進数表記:110100101001111000001100

漢数字表記:千三百八十万三千二十

素因数分解:

2 2 × 5 1 × 7 1 × 11 1 × 8963 1

素因数の和:8990
約数の個数: 48
約数和(自身を含む): 36142848
約数和(自身を除く): 22339828

約数列:
[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 8963, 17926, 35852, 44815, 62741, 89630, 98593, 125482, 179260, 197186, 250964, 313705, 394372, 492965, 627410, 690151, 985930, 1254820, 1380302, 1971860, 2760604, 3450755, 6901510, 13803020]

約数ペア:
[(1, 13803020), (2, 6901510), (4, 3450755), (5, 2760604), (7, 1971860), (10, 1380302), (11, 1254820), (14, 985930), (20, 690151), (22, 627410), (28, 492965), (35, 394372), (44, 313705), (55, 250964), (70, 197186), (77, 179260), (110, 125482), (140, 98593), (154, 89630), (220, 62741), (308, 44815), (385, 35852), (770, 17926), (1540, 8963)]

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