About the Number

74906020

74906019 ← → 74906021

2進数表記:100011101101111100110100100

漢数字表記:七千四百九十万六千二十

素因数分解:

2 2 × 5 1 × 7 1 × 479 1 × 1117 1

素因数の和:1612
約数の個数: 48
約数和(自身を含む): 180311040
約数和(自身を除く): 105405020

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 479, 958, 1117, 1916, 2234, 2395, 3353, 4468, 4790, 5585, 6706, 7819, 9580, 11170, 13412, 15638, 16765, 22340, 31276, 33530, 39095, 67060, 78190, 156380, 535043, 1070086, 2140172, 2675215, 3745301, 5350430, 7490602, 10700860, 14981204, 18726505, 37453010, 74906020]

約数ペア:
[(1, 74906020), (2, 37453010), (4, 18726505), (5, 14981204), (7, 10700860), (10, 7490602), (14, 5350430), (20, 3745301), (28, 2675215), (35, 2140172), (70, 1070086), (140, 535043), (479, 156380), (958, 78190), (1117, 67060), (1916, 39095), (2234, 33530), (2395, 31276), (3353, 22340), (4468, 16765), (4790, 15638), (5585, 13412), (6706, 11170), (7819, 9580)]

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