About the Number

13028640

13028639 ← → 13028641

2進数表記:110001101100110100100000

漢数字表記:千三百二万八千六百四十

素因数分解:

2 5 × 3 1 × 5 1 × 27143 1

素因数の和:27161
約数の個数: 48
約数和(自身を含む): 41041728
約数和(自身を除く): 28013088

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 27143, 54286, 81429, 108572, 135715, 162858, 217144, 271430, 325716, 407145, 434288, 542860, 651432, 814290, 868576, 1085720, 1302864, 1628580, 2171440, 2605728, 3257160, 4342880, 6514320, 13028640]

約数ペア:
[(1, 13028640), (2, 6514320), (3, 4342880), (4, 3257160), (5, 2605728), (6, 2171440), (8, 1628580), (10, 1302864), (12, 1085720), (15, 868576), (16, 814290), (20, 651432), (24, 542860), (30, 434288), (32, 407145), (40, 325716), (48, 271430), (60, 217144), (80, 162858), (96, 135715), (120, 108572), (160, 81429), (240, 54286), (480, 27143)]

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