About the Number

29071280

29071279 ← → 29071281

2進数表記:1101110111001011110110000

漢数字表記:二千九百七万千二百八十

素因数分解:

2 4 × 5 1 × 7 1 × 51913 1

素因数の和:51933
約数の個数: 40
約数和(自身を含む): 77248032
約数和(自身を除く): 48176752

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 51913, 103826, 207652, 259565, 363391, 415304, 519130, 726782, 830608, 1038260, 1453564, 1816955, 2076520, 2907128, 3633910, 4153040, 5814256, 7267820, 14535640, 29071280]

約数ペア:
[(1, 29071280), (2, 14535640), (4, 7267820), (5, 5814256), (7, 4153040), (8, 3633910), (10, 2907128), (14, 2076520), (16, 1816955), (20, 1453564), (28, 1038260), (35, 830608), (40, 726782), (56, 519130), (70, 415304), (80, 363391), (112, 259565), (140, 207652), (280, 103826), (560, 51913)]

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