About the Number

120048780

120048779 ← → 120048781

2進数表記:111001001111100110010001100

漢数字表記:一億二千四万八千七百八十

素因数分解:

2 2 × 3 1 × 5 1 × 2000813 1

素因数の和:2000825
約数の個数: 24
約数和(自身を含む): 336136752
約数和(自身を除く): 216087972

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2000813, 4001626, 6002439, 8003252, 10004065, 12004878, 20008130, 24009756, 30012195, 40016260, 60024390, 120048780]

約数ペア:
[(1, 120048780), (2, 60024390), (3, 40016260), (4, 30012195), (5, 24009756), (6, 20008130), (10, 12004878), (12, 10004065), (15, 8003252), (20, 6002439), (30, 4001626), (60, 2000813)]

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