204038360

素因数分解:

$2^3\times 5^1\times {\mathrm{5100959}}^1$

素因数の和:5100970

約数の個数: 16

約数和(自身を含む): 459086400

約数和(自身を除く): 255048040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5100959, 10201918, 20403836, 25504795, 40807672, 51009590, 102019180, 204038360]

約数ペア:

[(1, 204038360), (2, 102019180), (4, 51009590), (5, 40807672), (8, 25504795), (10, 20403836), (20, 10201918), (40, 5100959)]