42860440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{153073}}^1$

素因数の和:153091

約数の個数: 32

約数和(自身を含む): 110213280

約数和(自身を除く): 67352840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 153073, 306146, 612292, 765365, 1071511, 1224584, 1530730, 2143022, 3061460, 4286044, 5357555, 6122920, 8572088, 10715110, 21430220, 42860440]

約数ペア:

[(1, 42860440), (2, 21430220), (4, 10715110), (5, 8572088), (7, 6122920), (8, 5357555), (10, 4286044), (14, 3061460), (20, 2143022), (28, 1530730), (35, 1224584), (40, 1071511), (56, 765365), (70, 612292), (140, 306146), (280, 153073)]