1399300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{1999}}^1$

素因数の和:2020

約数の個数: 36

約数和(自身を含む): 3472000

約数和(自身を除く): 2072700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 1999, 3998, 7996, 9995, 13993, 19990, 27986, 39980, 49975, 55972, 69965, 99950, 139930, 199900, 279860, 349825, 699650, 1399300]

約数ペア:

[(1, 1399300), (2, 699650), (4, 349825), (5, 279860), (7, 199900), (10, 139930), (14, 99950), (20, 69965), (25, 55972), (28, 49975), (35, 39980), (50, 27986), (70, 19990), (100, 13993), (140, 9995), (175, 7996), (350, 3998), (700, 1999)]