About the Number

122009020

122009019 ← → 122009021

2進数表記:111010001011011010110111100

漢数字表記:一億二千二百万九千二十

素因数分解:

2 2 × 5 1 × 7 2 × 23 1 × 5413 1

素因数の和:5459
約数の個数: 72
約数和(自身を含む): 311066784
約数和(自身を除く): 189057764

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3220, 4508, 5413, 5635, 10826, 11270, 21652, 22540, 27065, 37891, 54130, 75782, 108260, 124499, 151564, 189455, 248998, 265237, 378910, 497996, 530474, 622495, 757820, 871493, 1060948, 1244990, 1326185, 1742986, 2489980, 2652370, 3485972, 4357465, 5304740, 6100451, 8714930, 12200902, 17429860, 24401804, 30502255, 61004510, 122009020]

約数ペア:
[(1, 122009020), (2, 61004510), (4, 30502255), (5, 24401804), (7, 17429860), (10, 12200902), (14, 8714930), (20, 6100451), (23, 5304740), (28, 4357465), (35, 3485972), (46, 2652370), (49, 2489980), (70, 1742986), (92, 1326185), (98, 1244990), (115, 1060948), (140, 871493), (161, 757820), (196, 622495), (230, 530474), (245, 497996), (322, 378910), (460, 265237), (490, 248998), (644, 189455), (805, 151564), (980, 124499), (1127, 108260), (1610, 75782), (2254, 54130), (3220, 37891), (4508, 27065), (5413, 22540), (5635, 21652), (10826, 11270)]

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