298409890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{1621}}^1$

素因数の和:2118

約数の個数: 32

約数和(自身を含む): 551804400

約数和(自身を除く): 253394510

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 449, 898, 1621, 2245, 3242, 4490, 8105, 16210, 18409, 36818, 66461, 92045, 132922, 184090, 332305, 664610, 727829, 1455658, 3639145, 7278290, 29840989, 59681978, 149204945, 298409890]

約数ペア:

[(1, 298409890), (2, 149204945), (5, 59681978), (10, 29840989), (41, 7278290), (82, 3639145), (205, 1455658), (410, 727829), (449, 664610), (898, 332305), (1621, 184090), (2245, 132922), (3242, 92045), (4490, 66461), (8105, 36818), (16210, 18409)]