8489960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11171}}^1$

素因数の和:11201

約数の個数: 32

約数和(自身を含む): 20109600

約数和(自身を除く): 11619640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 11171, 22342, 44684, 55855, 89368, 111710, 212249, 223420, 424498, 446840, 848996, 1061245, 1697992, 2122490, 4244980, 8489960]

約数ペア:

[(1, 8489960), (2, 4244980), (4, 2122490), (5, 1697992), (8, 1061245), (10, 848996), (19, 446840), (20, 424498), (38, 223420), (40, 212249), (76, 111710), (95, 89368), (152, 55855), (190, 44684), (380, 22342), (760, 11171)]