12390068840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2833}}^1\times {\mathrm{3527}}^1$

素因数の和:6402

約数の個数: 64

約数和(自身を含む): 28795253760

約数和(自身を除く): 16405184920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2833, 3527, 5666, 7054, 11332, 14108, 14165, 17635, 22664, 28216, 28330, 35270, 56660, 70540, 87823, 109337, 113320, 141080, 175646, 218674, 351292, 437348, 439115, 546685, 702584, 874696, 878230, 1093370, 1756460, 2186740, 3512920, 4373480, 9991991, 19983982, 39967964, 49959955, 79935928, 99919910, 199839820, 309751721, 399679640, 619503442, 1239006884, 1548758605, 2478013768, 3097517210, 6195034420, 12390068840]

約数ペア:

[(1, 12390068840), (2, 6195034420), (4, 3097517210), (5, 2478013768), (8, 1548758605), (10, 1239006884), (20, 619503442), (31, 399679640), (40, 309751721), (62, 199839820), (124, 99919910), (155, 79935928), (248, 49959955), (310, 39967964), (620, 19983982), (1240, 9991991), (2833, 4373480), (3527, 3512920), (5666, 2186740), (7054, 1756460), (11332, 1093370), (14108, 878230), (14165, 874696), (17635, 702584), (22664, 546685), (28216, 439115), (28330, 437348), (35270, 351292), (56660, 218674), (70540, 175646), (87823, 141080), (109337, 113320)]