39471180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{93979}}^1$

素因数の和:93998

約数の個数: 48

約数和(自身を含む): 126309120

約数和(自身を除く): 86837940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 93979, 187958, 281937, 375916, 469895, 563874, 657853, 939790, 1127748, 1315706, 1409685, 1879580, 1973559, 2631412, 2819370, 3289265, 3947118, 5638740, 6578530, 7894236, 9867795, 13157060, 19735590, 39471180]

約数ペア:

[(1, 39471180), (2, 19735590), (3, 13157060), (4, 9867795), (5, 7894236), (6, 6578530), (7, 5638740), (10, 3947118), (12, 3289265), (14, 2819370), (15, 2631412), (20, 1973559), (21, 1879580), (28, 1409685), (30, 1315706), (35, 1127748), (42, 939790), (60, 657853), (70, 563874), (84, 469895), (105, 375916), (140, 281937), (210, 187958), (420, 93979)]