2103205960

素因数分解:

$2^3\times 5^1\times {\mathrm{709}}^1\times {\mathrm{74161}}^1$

素因数の和:74881

約数の個数: 32

約数和(自身を含む): 4738951800

約数和(自身を除く): 2635745840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 709, 1418, 2836, 3545, 5672, 7090, 14180, 28360, 74161, 148322, 296644, 370805, 593288, 741610, 1483220, 2966440, 52580149, 105160298, 210320596, 262900745, 420641192, 525801490, 1051602980, 2103205960]

約数ペア:

[(1, 2103205960), (2, 1051602980), (4, 525801490), (5, 420641192), (8, 262900745), (10, 210320596), (20, 105160298), (40, 52580149), (709, 2966440), (1418, 1483220), (2836, 741610), (3545, 593288), (5672, 370805), (7090, 296644), (14180, 148322), (28360, 74161)]