About the Number

12124890

12124889 ← → 12124891

2進数表記:101110010000001011011010

漢数字表記:千二百十二万四千八百九十

素因数分解:

2 1 × 3 4 × 5 1 × 14969 1

素因数の和:14988
約数の個数: 40
約数和(自身を含む): 32604660
約数和(自身を除く): 20479770

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 14969, 29938, 44907, 74845, 89814, 134721, 149690, 224535, 269442, 404163, 449070, 673605, 808326, 1212489, 1347210, 2020815, 2424978, 4041630, 6062445, 12124890]

約数ペア:
[(1, 12124890), (2, 6062445), (3, 4041630), (5, 2424978), (6, 2020815), (9, 1347210), (10, 1212489), (15, 808326), (18, 673605), (27, 449070), (30, 404163), (45, 269442), (54, 224535), (81, 149690), (90, 134721), (135, 89814), (162, 74845), (270, 44907), (405, 29938), (810, 14969)]

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