122018840

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{15329}}^1$

素因数の和:15539

約数の個数: 32

約数和(自身を含む): 275940000

約数和(自身を除く): 153921160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 15329, 30658, 61316, 76645, 122632, 153290, 306580, 613160, 3050471, 6100942, 12201884, 15252355, 24403768, 30504710, 61009420, 122018840]

約数ペア:

[(1, 122018840), (2, 61009420), (4, 30504710), (5, 24403768), (8, 15252355), (10, 12201884), (20, 6100942), (40, 3050471), (199, 613160), (398, 306580), (796, 153290), (995, 122632), (1592, 76645), (1990, 61316), (3980, 30658), (7960, 15329)]