About the Number
201212080
2進数表記:1011111111100100000010110000
漢数字表記:二億百二十一万二千八十
素因数分解:
素因数の和:9565
約数の個数: 40
約数和(自身を含む): 469594944
約数和(自身を除く): 268382864
約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 2168, 2710, 4336, 5420, 9281, 10840, 18562, 21680, 37124, 46405, 74248, 92810, 148496, 185620, 371240, 742480, 2515151, 5030302, 10060604, 12575755, 20121208, 25151510, 40242416, 50303020, 100606040, 201212080]
約数ペア:
[(1, 201212080), (2, 100606040), (4, 50303020), (5, 40242416), (8, 25151510), (10, 20121208), (16, 12575755), (20, 10060604), (40, 5030302), (80, 2515151), (271, 742480), (542, 371240), (1084, 185620), (1355, 148496), (2168, 92810), (2710, 74248), (4336, 46405), (5420, 37124), (9281, 21680), (10840, 18562)]このpageの処理時間: 0.007017612457275391 seconds