38478840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{320657}}^1$

素因数の和:320671

約数の個数: 32

約数和(自身を含む): 115436880

約数和(自身を除く): 76958040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 320657, 641314, 961971, 1282628, 1603285, 1923942, 2565256, 3206570, 3847884, 4809855, 6413140, 7695768, 9619710, 12826280, 19239420, 38478840]

約数ペア:

[(1, 38478840), (2, 19239420), (3, 12826280), (4, 9619710), (5, 7695768), (6, 6413140), (8, 4809855), (10, 3847884), (12, 3206570), (15, 2565256), (20, 1923942), (24, 1603285), (30, 1282628), (40, 961971), (60, 641314), (120, 320657)]