1040135905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{644047}}^1$

素因数の和:644088

約数の個数: 16

約数和(自身を含む): 1391143680

約数和(自身を除く): 351007775

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 644047, 3220235, 10948799, 12236893, 54743995, 61184465, 208027181, 1040135905]

約数ペア:

[(1, 1040135905), (5, 208027181), (17, 61184465), (19, 54743995), (85, 12236893), (95, 10948799), (323, 3220235), (1615, 644047)]