About the Number

47720980

47720979 ← → 47720981

2進数表記:10110110000010101000010100

漢数字表記:四千七百七十二万九百八十

素因数分解:

2 2 × 5 1 × 47 1 × 50767 1

素因数の和:50823
約数の個数: 24
約数和(自身を含む): 102348288
約数和(自身を除く): 54627308

約数列:
[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 50767, 101534, 203068, 253835, 507670, 1015340, 2386049, 4772098, 9544196, 11930245, 23860490, 47720980]

約数ペア:
[(1, 47720980), (2, 23860490), (4, 11930245), (5, 9544196), (10, 4772098), (20, 2386049), (47, 1015340), (94, 507670), (188, 253835), (235, 203068), (470, 101534), (940, 50767)]

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