About the Number

13078920

13078919 ← → 13078921

2進数表記:110001111001000110001000

漢数字表記:千三百七万八千九百二十

素因数分解:

2 3 × 3 1 × 5 1 × 108991 1

素因数の和:109005
約数の個数: 32
約数和(自身を含む): 39237120
約数和(自身を除く): 26158200

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 108991, 217982, 326973, 435964, 544955, 653946, 871928, 1089910, 1307892, 1634865, 2179820, 2615784, 3269730, 4359640, 6539460, 13078920]

約数ペア:
[(1, 13078920), (2, 6539460), (3, 4359640), (4, 3269730), (5, 2615784), (6, 2179820), (8, 1634865), (10, 1307892), (12, 1089910), (15, 871928), (20, 653946), (24, 544955), (30, 435964), (40, 326973), (60, 217982), (120, 108991)]

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