919485040

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{42727}}^1$

素因数の和:43009

約数の個数: 40

約数和(自身を含む): 2145800160

約数和(自身を除く): 1226315120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 4304, 5380, 10760, 21520, 42727, 85454, 170908, 213635, 341816, 427270, 683632, 854540, 1709080, 3418160, 11493563, 22987126, 45974252, 57467815, 91948504, 114935630, 183897008, 229871260, 459742520, 919485040]

約数ペア:

[(1, 919485040), (2, 459742520), (4, 229871260), (5, 183897008), (8, 114935630), (10, 91948504), (16, 57467815), (20, 45974252), (40, 22987126), (80, 11493563), (269, 3418160), (538, 1709080), (1076, 854540), (1345, 683632), (2152, 427270), (2690, 341816), (4304, 213635), (5380, 170908), (10760, 85454), (21520, 42727)]