About the Number

12209390

12209389 ← → 12209391

2進数表記:101110100100110011101110

漢数字表記:千二百二十万九千三百九十

素因数分解:

2 1 × 5 1 × 41 1 × 97 1 × 307 1

素因数の和:452
約数の個数: 32
約数和(自身を含む): 22819104
約数和(自身を除く): 10609714

約数列:
[1, 2, 5, 10, 41, 82, 97, 194, 205, 307, 410, 485, 614, 970, 1535, 3070, 3977, 7954, 12587, 19885, 25174, 29779, 39770, 59558, 62935, 125870, 148895, 297790, 1220939, 2441878, 6104695, 12209390]

約数ペア:
[(1, 12209390), (2, 6104695), (5, 2441878), (10, 1220939), (41, 297790), (82, 148895), (97, 125870), (194, 62935), (205, 59558), (307, 39770), (410, 29779), (485, 25174), (614, 19885), (970, 12587), (1535, 7954), (3070, 3977)]

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