2116733890

素因数分解:

$2^1\times 5^1\times {\mathrm{10321}}^1\times {\mathrm{20509}}^1$

素因数の和:30837

約数の個数: 16

約数和(自身を含む): 3810675960

約数和(自身を除く): 1693942070

約数列:

[1, 2, 5, 10, 10321, 20509, 20642, 41018, 51605, 102545, 103210, 205090, 211673389, 423346778, 1058366945, 2116733890]

約数ペア:

[(1, 2116733890), (2, 1058366945), (5, 423346778), (10, 211673389), (10321, 205090), (20509, 103210), (20642, 102545), (41018, 51605)]