6486280

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{971}}^1$

素因数の和:1149

約数の個数: 32

約数和(自身を含む): 14696640

約数和(自身を除く): 8210360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 971, 1336, 1670, 1942, 3340, 3884, 4855, 6680, 7768, 9710, 19420, 38840, 162157, 324314, 648628, 810785, 1297256, 1621570, 3243140, 6486280]

約数ペア:

[(1, 6486280), (2, 3243140), (4, 1621570), (5, 1297256), (8, 810785), (10, 648628), (20, 324314), (40, 162157), (167, 38840), (334, 19420), (668, 9710), (835, 7768), (971, 6680), (1336, 4855), (1670, 3884), (1942, 3340)]