2178764710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1\times {\mathrm{14449}}^1$

素因数の和:15360

約数の個数: 32

約数和(自身を含む): 4157438400

約数和(自身を除く): 1978673690

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 887, 1774, 4435, 8870, 14449, 15079, 28898, 30158, 72245, 75395, 144490, 150790, 245633, 491266, 1228165, 2456330, 12816263, 25632526, 64081315, 128162630, 217876471, 435752942, 1089382355, 2178764710]

約数ペア:

[(1, 2178764710), (2, 1089382355), (5, 435752942), (10, 217876471), (17, 128162630), (34, 64081315), (85, 25632526), (170, 12816263), (887, 2456330), (1774, 1228165), (4435, 491266), (8870, 245633), (14449, 150790), (15079, 144490), (28898, 75395), (30158, 72245)]