About the Number

121479020

121479019 ← → 121479021

2進数表記:111001111011001111101101100

漢数字表記:一億二千百四十七万九千二十

素因数分解:

2 2 × 5 1 × 13 1 × 47 1 × 9941 1

素因数の和:10010
約数の個数: 48
約数和(自身を含む): 280603008
約数和(自身を除く): 159123988

約数列:
[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 6110, 9941, 12220, 19882, 39764, 49705, 99410, 129233, 198820, 258466, 467227, 516932, 646165, 934454, 1292330, 1868908, 2336135, 2584660, 4672270, 6073951, 9344540, 12147902, 24295804, 30369755, 60739510, 121479020]

約数ペア:
[(1, 121479020), (2, 60739510), (4, 30369755), (5, 24295804), (10, 12147902), (13, 9344540), (20, 6073951), (26, 4672270), (47, 2584660), (52, 2336135), (65, 1868908), (94, 1292330), (130, 934454), (188, 646165), (235, 516932), (260, 467227), (470, 258466), (611, 198820), (940, 129233), (1222, 99410), (2444, 49705), (3055, 39764), (6110, 19882), (9941, 12220)]

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