About the Number

2209970

2209969 ← → 2209971

2進数表記:1000011011100010110010

漢数字表記:二百二十万九千九百七十

素因数分解:

2 1 × 5 1 × 7 1 × 131 1 × 241 1

素因数の和:386
約数の個数: 32
約数和(自身を含む): 4599936
約数和(自身を除く): 2389966

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 131, 241, 262, 482, 655, 917, 1205, 1310, 1687, 1834, 2410, 3374, 4585, 8435, 9170, 16870, 31571, 63142, 157855, 220997, 315710, 441994, 1104985, 2209970]

約数ペア:
[(1, 2209970), (2, 1104985), (5, 441994), (7, 315710), (10, 220997), (14, 157855), (35, 63142), (70, 31571), (131, 16870), (241, 9170), (262, 8435), (482, 4585), (655, 3374), (917, 2410), (1205, 1834), (1310, 1687)]

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