8515694840

素因数分解:

$2^3\times 5^1\times {\mathrm{4049}}^1\times {\mathrm{52579}}^1$

素因数の和:56639

約数の個数: 32

約数和(自身を含む): 19165410000

約数和(自身を除く): 10649715160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4049, 8098, 16196, 20245, 32392, 40490, 52579, 80980, 105158, 161960, 210316, 262895, 420632, 525790, 1051580, 2103160, 212892371, 425784742, 851569484, 1064461855, 1703138968, 2128923710, 4257847420, 8515694840]

約数ペア:

[(1, 8515694840), (2, 4257847420), (4, 2128923710), (5, 1703138968), (8, 1064461855), (10, 851569484), (20, 425784742), (40, 212892371), (4049, 2103160), (8098, 1051580), (16196, 525790), (20245, 420632), (32392, 262895), (40490, 210316), (52579, 161960), (80980, 105158)]