About the Number

20923120

20923119 ← → 20923121

2進数表記:1001111110100001011110000

漢数字表記:二千九十二万三千百二十

素因数分解:

2 4 × 5 1 × 41 1 × 6379 1

素因数の和:6433
約数の個数: 40
約数和(自身を含む): 49840560
約数和(自身を除く): 28917440

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 6379, 12758, 25516, 31895, 51032, 63790, 102064, 127580, 255160, 261539, 510320, 523078, 1046156, 1307695, 2092312, 2615390, 4184624, 5230780, 10461560, 20923120]

約数ペア:
[(1, 20923120), (2, 10461560), (4, 5230780), (5, 4184624), (8, 2615390), (10, 2092312), (16, 1307695), (20, 1046156), (40, 523078), (41, 510320), (80, 261539), (82, 255160), (164, 127580), (205, 102064), (328, 63790), (410, 51032), (656, 31895), (820, 25516), (1640, 12758), (3280, 6379)]

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