About the Number

121039940

121039939 ← → 121039941

2進数表記:111001101101110110001000100

漢数字表記:一億二千百三万九千九百四十

素因数分解:

2 2 × 5 1 × 7 1 × 223 1 × 3877 1

素因数の和:4116
約数の個数: 48
約数和(自身を含む): 291873792
約数和(自身を除く): 170833852

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 1115, 1561, 2230, 3122, 3877, 4460, 6244, 7754, 7805, 15508, 15610, 19385, 27139, 31220, 38770, 54278, 77540, 108556, 135695, 271390, 542780, 864571, 1729142, 3458284, 4322855, 6051997, 8645710, 12103994, 17291420, 24207988, 30259985, 60519970, 121039940]

約数ペア:
[(1, 121039940), (2, 60519970), (4, 30259985), (5, 24207988), (7, 17291420), (10, 12103994), (14, 8645710), (20, 6051997), (28, 4322855), (35, 3458284), (70, 1729142), (140, 864571), (223, 542780), (446, 271390), (892, 135695), (1115, 108556), (1561, 77540), (2230, 54278), (3122, 38770), (3877, 31220), (4460, 27139), (6244, 19385), (7754, 15610), (7805, 15508)]

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