378989890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{2791}}^1$

素因数の和:3202

約数の個数: 32

約数和(自身を含む): 702779904

約数和(自身を除く): 323790014

約数列:

[1, 2, 5, 10, 37, 74, 185, 367, 370, 734, 1835, 2791, 3670, 5582, 13579, 13955, 27158, 27910, 67895, 103267, 135790, 206534, 516335, 1024297, 1032670, 2048594, 5121485, 10242970, 37898989, 75797978, 189494945, 378989890]

約数ペア:

[(1, 378989890), (2, 189494945), (5, 75797978), (10, 37898989), (37, 10242970), (74, 5121485), (185, 2048594), (367, 1032670), (370, 1024297), (734, 516335), (1835, 206534), (2791, 135790), (3670, 103267), (5582, 67895), (13579, 27910), (13955, 27158)]