About the Number

20120141890

20120141889 ← → 20120141891

2進数表記:10010101111010000010000000001000010

漢数字表記:二百一億二千十四万千八百九十

素因数分解:

2 1 × 5 1 × 89 1 × 157 1 × 311 1 × 463 1

素因数の和:1027
約数の個数: 64
約数和(自身を含む): 37054817280
約数和(自身を除く): 16934675390

約数列:
[1, 2, 5, 10, 89, 157, 178, 311, 314, 445, 463, 622, 785, 890, 926, 1555, 1570, 2315, 3110, 4630, 13973, 27679, 27946, 41207, 48827, 55358, 69865, 72691, 82414, 97654, 138395, 139730, 143993, 145382, 206035, 244135, 276790, 287986, 363455, 412070, 488270, 719965, 726910, 1439930, 4345603, 6469499, 8691206, 12815377, 12938998, 21728015, 22606901, 25630754, 32347495, 43456030, 45213802, 64076885, 64694990, 113034505, 128153770, 226069010, 2012014189, 4024028378, 10060070945, 20120141890]

約数ペア:
[(1, 20120141890), (2, 10060070945), (5, 4024028378), (10, 2012014189), (89, 226069010), (157, 128153770), (178, 113034505), (311, 64694990), (314, 64076885), (445, 45213802), (463, 43456030), (622, 32347495), (785, 25630754), (890, 22606901), (926, 21728015), (1555, 12938998), (1570, 12815377), (2315, 8691206), (3110, 6469499), (4630, 4345603), (13973, 1439930), (27679, 726910), (27946, 719965), (41207, 488270), (48827, 412070), (55358, 363455), (69865, 287986), (72691, 276790), (82414, 244135), (97654, 206035), (138395, 145382), (139730, 143993)]

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