About the Number

12230890

12230889 ← → 12230891

2進数表記:101110101010000011101010

漢数字表記:千二百二十三万八百九十

素因数分解:

2 1 × 5 1 × 7 2 × 109 1 × 229 1

素因数の和:359
約数の個数: 48
約数和(自身を含む): 25957800
約数和(自身を除く): 13726910

約数列:
[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 109, 218, 229, 245, 458, 490, 545, 763, 1090, 1145, 1526, 1603, 2290, 3206, 3815, 5341, 7630, 8015, 10682, 11221, 16030, 22442, 24961, 26705, 49922, 53410, 56105, 112210, 124805, 174727, 249610, 349454, 873635, 1223089, 1747270, 2446178, 6115445, 12230890]

約数ペア:
[(1, 12230890), (2, 6115445), (5, 2446178), (7, 1747270), (10, 1223089), (14, 873635), (35, 349454), (49, 249610), (70, 174727), (98, 124805), (109, 112210), (218, 56105), (229, 53410), (245, 49922), (458, 26705), (490, 24961), (545, 22442), (763, 16030), (1090, 11221), (1145, 10682), (1526, 8015), (1603, 7630), (2290, 5341), (3206, 3815)]

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