27461980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 72253440

約数和(自身を除く): 44791460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 79, 91, 130, 140, 158, 182, 191, 260, 316, 364, 382, 395, 455, 553, 764, 790, 910, 955, 1027, 1106, 1337, 1580, 1820, 1910, 2054, 2212, 2483, 2674, 2765, 3820, 4108, 4966, 5135, 5348, 5530, 6685, 7189, 9932, 10270, 11060, 12415, 13370, 14378, 15089, 17381, 20540, 24830, 26740, 28756, 30178, 34762, 35945, 49660, 60356, 69524, 71890, 75445, 86905, 105623, 143780, 150890, 173810, 196157, 211246, 301780, 347620, 392314, 422492, 528115, 784628, 980785, 1056230, 1373099, 1961570, 2112460, 2746198, 3923140, 5492396, 6865495, 13730990, 27461980]

約数ペア:

[(1, 27461980), (2, 13730990), (4, 6865495), (5, 5492396), (7, 3923140), (10, 2746198), (13, 2112460), (14, 1961570), (20, 1373099), (26, 1056230), (28, 980785), (35, 784628), (52, 528115), (65, 422492), (70, 392314), (79, 347620), (91, 301780), (130, 211246), (140, 196157), (158, 173810), (182, 150890), (191, 143780), (260, 105623), (316, 86905), (364, 75445), (382, 71890), (395, 69524), (455, 60356), (553, 49660), (764, 35945), (790, 34762), (910, 30178), (955, 28756), (1027, 26740), (1106, 24830), (1337, 20540), (1580, 17381), (1820, 15089), (1910, 14378), (2054, 13370), (2212, 12415), (2483, 11060), (2674, 10270), (2765, 9932), (3820, 7189), (4108, 6685), (4966, 5530), (5135, 5348)]