810981424

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{20663}}^1$

素因数の和:20905

約数の個数: 40

約数和(自身を含む): 1721889792

約数和(自身を除く): 910908368

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 223, 446, 892, 1784, 2453, 3568, 4906, 9812, 19624, 20663, 39248, 41326, 82652, 165304, 227293, 330608, 454586, 909172, 1818344, 3636688, 4607849, 9215698, 18431396, 36862792, 50686339, 73725584, 101372678, 202745356, 405490712, 810981424]

約数ペア:

[(1, 810981424), (2, 405490712), (4, 202745356), (8, 101372678), (11, 73725584), (16, 50686339), (22, 36862792), (44, 18431396), (88, 9215698), (176, 4607849), (223, 3636688), (446, 1818344), (892, 909172), (1784, 454586), (2453, 330608), (3568, 227293), (4906, 165304), (9812, 82652), (19624, 41326), (20663, 39248)]