7993720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28549}}^1$

素因数の和:28567

約数の個数: 32

約数和(自身を含む): 20556000

約数和(自身を除く): 12562280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28549, 57098, 114196, 142745, 199843, 228392, 285490, 399686, 570980, 799372, 999215, 1141960, 1598744, 1998430, 3996860, 7993720]

約数ペア:

[(1, 7993720), (2, 3996860), (4, 1998430), (5, 1598744), (7, 1141960), (8, 999215), (10, 799372), (14, 570980), (20, 399686), (28, 285490), (35, 228392), (40, 199843), (56, 142745), (70, 114196), (140, 57098), (280, 28549)]