42438840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{353657}}^1$

素因数の和:353671

約数の個数: 32

約数和(自身を含む): 127316880

約数和(自身を除く): 84878040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 353657, 707314, 1060971, 1414628, 1768285, 2121942, 2829256, 3536570, 4243884, 5304855, 7073140, 8487768, 10609710, 14146280, 21219420, 42438840]

約数ペア:

[(1, 42438840), (2, 21219420), (3, 14146280), (4, 10609710), (5, 8487768), (6, 7073140), (8, 5304855), (10, 4243884), (12, 3536570), (15, 2829256), (20, 2121942), (24, 1768285), (30, 1414628), (40, 1060971), (60, 707314), (120, 353657)]