219047830

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{1217}}^1$

素因数の和:1704

約数の個数: 32

約数和(自身を含む): 405155520

約数和(自身を除く): 186107690

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 439, 878, 1217, 2195, 2434, 4390, 6085, 12170, 17999, 35998, 49897, 89995, 99794, 179990, 249485, 498970, 534263, 1068526, 2671315, 5342630, 21904783, 43809566, 109523915, 219047830]

約数ペア:

[(1, 219047830), (2, 109523915), (5, 43809566), (10, 21904783), (41, 5342630), (82, 2671315), (205, 1068526), (410, 534263), (439, 498970), (878, 249485), (1217, 179990), (2195, 99794), (2434, 89995), (4390, 49897), (6085, 35998), (12170, 17999)]