About the Number

74902020

74902019 ← → 74902021

2進数表記:100011101101110101000000100

漢数字表記:七千四百九十万二千二十

素因数分解:

2 2 × 3 1 × 5 1 × 47 1 × 26561 1

素因数の和:26620
約数の個数: 48
約数和(自身を含む): 214195968
約数和(自身を除く): 139293948

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 26561, 53122, 79683, 106244, 132805, 159366, 265610, 318732, 398415, 531220, 796830, 1248367, 1593660, 2496734, 3745101, 4993468, 6241835, 7490202, 12483670, 14980404, 18725505, 24967340, 37451010, 74902020]

約数ペア:
[(1, 74902020), (2, 37451010), (3, 24967340), (4, 18725505), (5, 14980404), (6, 12483670), (10, 7490202), (12, 6241835), (15, 4993468), (20, 3745101), (30, 2496734), (47, 1593660), (60, 1248367), (94, 796830), (141, 531220), (188, 398415), (235, 318732), (282, 265610), (470, 159366), (564, 132805), (705, 106244), (940, 79683), (1410, 53122), (2820, 26561)]

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