About the Number

1272019970

1272019969 ← → 1272019971

2進数表記:1001011110100010111110000000010

漢数字表記:十二億七千二百一万九千九百七十

素因数分解:

2 1 × 5 1 × 13 1 × 797 1 × 12277 1

素因数の和:13094
約数の個数: 32
約数和(自身を含む): 2469056688
約数和(自身を除く): 1197036718

約数列:
[1, 2, 5, 10, 13, 26, 65, 130, 797, 1594, 3985, 7970, 10361, 12277, 20722, 24554, 51805, 61385, 103610, 122770, 159601, 319202, 798005, 1596010, 9784769, 19569538, 48923845, 97847690, 127201997, 254403994, 636009985, 1272019970]

約数ペア:
[(1, 1272019970), (2, 636009985), (5, 254403994), (10, 127201997), (13, 97847690), (26, 48923845), (65, 19569538), (130, 9784769), (797, 1596010), (1594, 798005), (3985, 319202), (7970, 159601), (10361, 122770), (12277, 103610), (20722, 61385), (24554, 51805)]

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