About the Number

28080840

28080839 ← → 28080841

2進数表記:1101011000111101011001000

漢数字表記:二千八百八万八百四十

素因数分解:

2 3 × 3 1 × 5 1 × 234007 1

素因数の和:234021
約数の個数: 32
約数和(自身を含む): 84242880
約数和(自身を除く): 56162040

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 234007, 468014, 702021, 936028, 1170035, 1404042, 1872056, 2340070, 2808084, 3510105, 4680140, 5616168, 7020210, 9360280, 14040420, 28080840]

約数ペア:
[(1, 28080840), (2, 14040420), (3, 9360280), (4, 7020210), (5, 5616168), (6, 4680140), (8, 3510105), (10, 2808084), (12, 2340070), (15, 1872056), (20, 1404042), (24, 1170035), (30, 936028), (40, 702021), (60, 468014), (120, 234007)]

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