About the Number

1520689928

1520689927 ← → 1520689929

2進数表記:1011010101000111110001100001000

漢数字表記:十五億二千六十八万九千九百二十八

素因数分解:

2 3 × 19 1 × 71 1 × 140909 1

素因数の和:141005
約数の個数: 32
約数和(自身を含む): 3043656000
約数和(自身を除く): 1522966072

約数列:
[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 284, 568, 1349, 2698, 5396, 10792, 140909, 281818, 563636, 1127272, 2677271, 5354542, 10004539, 10709084, 20009078, 21418168, 40018156, 80036312, 190086241, 380172482, 760344964, 1520689928]

約数ペア:
[(1, 1520689928), (2, 760344964), (4, 380172482), (8, 190086241), (19, 80036312), (38, 40018156), (71, 21418168), (76, 20009078), (142, 10709084), (152, 10004539), (284, 5354542), (568, 2677271), (1349, 1127272), (2698, 563636), (5396, 281818), (10792, 140909)]

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