20143134520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{116273}}^1$

素因数の和:116416

約数の個数: 64

約数和(自身を含む): 46714242240

約数和(自身を除く): 26571107720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 71, 122, 142, 244, 284, 305, 355, 488, 568, 610, 710, 1220, 1420, 2440, 2840, 4331, 8662, 17324, 21655, 34648, 43310, 86620, 116273, 173240, 232546, 465092, 581365, 930184, 1162730, 2325460, 4650920, 7092653, 8255383, 14185306, 16510766, 28370612, 33021532, 35463265, 41276915, 56741224, 66043064, 70926530, 82553830, 141853060, 165107660, 283706120, 330215320, 503578363, 1007156726, 2014313452, 2517891815, 4028626904, 5035783630, 10071567260, 20143134520]

約数ペア:

[(1, 20143134520), (2, 10071567260), (4, 5035783630), (5, 4028626904), (8, 2517891815), (10, 2014313452), (20, 1007156726), (40, 503578363), (61, 330215320), (71, 283706120), (122, 165107660), (142, 141853060), (244, 82553830), (284, 70926530), (305, 66043064), (355, 56741224), (488, 41276915), (568, 35463265), (610, 33021532), (710, 28370612), (1220, 16510766), (1420, 14185306), (2440, 8255383), (2840, 7092653), (4331, 4650920), (8662, 2325460), (17324, 1162730), (21655, 930184), (34648, 581365), (43310, 465092), (86620, 232546), (116273, 173240)]