15179720

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1907}}^1$

素因数の和:2117

約数の個数: 32

約数和(自身を含む): 34344000

約数和(自身を除く): 19164280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1907, 1990, 3814, 3980, 7628, 7960, 9535, 15256, 19070, 38140, 76280, 379493, 758986, 1517972, 1897465, 3035944, 3794930, 7589860, 15179720]

約数ペア:

[(1, 15179720), (2, 7589860), (4, 3794930), (5, 3035944), (8, 1897465), (10, 1517972), (20, 758986), (40, 379493), (199, 76280), (398, 38140), (796, 19070), (995, 15256), (1592, 9535), (1907, 7960), (1990, 7628), (3814, 3980)]