1081540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3181}}^1$

素因数の和:3207

約数の個数: 24

約数和(自身を含む): 2405592

約数和(自身を除く): 1324052

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 3181, 6362, 12724, 15905, 31810, 54077, 63620, 108154, 216308, 270385, 540770, 1081540]

約数ペア:

[(1, 1081540), (2, 540770), (4, 270385), (5, 216308), (10, 108154), (17, 63620), (20, 54077), (34, 31810), (68, 15905), (85, 12724), (170, 6362), (340, 3181)]