39983720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{142799}}^1$

素因数の和:142817

約数の個数: 32

約数和(自身を含む): 102816000

約数和(自身を除く): 62832280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 142799, 285598, 571196, 713995, 999593, 1142392, 1427990, 1999186, 2855980, 3998372, 4997965, 5711960, 7996744, 9995930, 19991860, 39983720]

約数ペア:

[(1, 39983720), (2, 19991860), (4, 9995930), (5, 7996744), (7, 5711960), (8, 4997965), (10, 3998372), (14, 2855980), (20, 1999186), (28, 1427990), (35, 1142392), (40, 999593), (56, 713995), (70, 571196), (140, 285598), (280, 142799)]