2200979180

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{250681}}^1$

素因数の和:251129

約数の個数: 24

約数和(自身を含む): 4632603360

約数和(自身を除く): 2431624180

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 8780, 250681, 501362, 1002724, 1253405, 2506810, 5013620, 110048959, 220097918, 440195836, 550244795, 1100489590, 2200979180]

約数ペア:

[(1, 2200979180), (2, 1100489590), (4, 550244795), (5, 440195836), (10, 220097918), (20, 110048959), (439, 5013620), (878, 2506810), (1756, 1253405), (2195, 1002724), (4390, 501362), (8780, 250681)]