11791540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 26611200

約数和(自身を除く): 14819660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 439, 790, 878, 1343, 1580, 1756, 2195, 2686, 4390, 5372, 6715, 7463, 8780, 13430, 14926, 26860, 29852, 34681, 37315, 69362, 74630, 138724, 149260, 173405, 346810, 589577, 693620, 1179154, 2358308, 2947885, 5895770, 11791540]

約数ペア:

[(1, 11791540), (2, 5895770), (4, 2947885), (5, 2358308), (10, 1179154), (17, 693620), (20, 589577), (34, 346810), (68, 173405), (79, 149260), (85, 138724), (158, 74630), (170, 69362), (316, 37315), (340, 34681), (395, 29852), (439, 26860), (790, 14926), (878, 13430), (1343, 8780), (1580, 7463), (1756, 6715), (2195, 5372), (2686, 4390)]