209500540

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{39829}}^1$

素因数の和:40101

約数の個数: 24

約数和(自身を含む): 441635040

約数和(自身を除く): 232134500

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 39829, 79658, 159316, 199145, 398290, 796580, 10475027, 20950054, 41900108, 52375135, 104750270, 209500540]

約数ペア:

[(1, 209500540), (2, 104750270), (4, 52375135), (5, 41900108), (10, 20950054), (20, 10475027), (263, 796580), (526, 398290), (1052, 199145), (1315, 159316), (2630, 79658), (5260, 39829)]