About the Number

12049980

12049979 ← → 12049981

2進数表記:101101111101111000111100

漢数字表記:千二百四万九千九百八十

素因数分解:

2 2 × 3 1 × 5 1 × 229 1 × 877 1

素因数の和:1118
約数の個数: 48
約数和(自身を含む): 33925920
約数和(自身を除く): 21875940

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 229, 458, 687, 877, 916, 1145, 1374, 1754, 2290, 2631, 2748, 3435, 3508, 4385, 4580, 5262, 6870, 8770, 10524, 13155, 13740, 17540, 26310, 52620, 200833, 401666, 602499, 803332, 1004165, 1204998, 2008330, 2409996, 3012495, 4016660, 6024990, 12049980]

約数ペア:
[(1, 12049980), (2, 6024990), (3, 4016660), (4, 3012495), (5, 2409996), (6, 2008330), (10, 1204998), (12, 1004165), (15, 803332), (20, 602499), (30, 401666), (60, 200833), (229, 52620), (458, 26310), (687, 17540), (877, 13740), (916, 13155), (1145, 10524), (1374, 8770), (1754, 6870), (2290, 5262), (2631, 4580), (2748, 4385), (3435, 3508)]

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