12328720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8111}}^1$

素因数の和:8143

約数の個数: 40

約数和(自身を含む): 30176640

約数和(自身を除く): 17847920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8111, 16222, 32444, 40555, 64888, 81110, 129776, 154109, 162220, 308218, 324440, 616436, 648880, 770545, 1232872, 1541090, 2465744, 3082180, 6164360, 12328720]

約数ペア:

[(1, 12328720), (2, 6164360), (4, 3082180), (5, 2465744), (8, 1541090), (10, 1232872), (16, 770545), (19, 648880), (20, 616436), (38, 324440), (40, 308218), (76, 162220), (80, 154109), (95, 129776), (152, 81110), (190, 64888), (304, 40555), (380, 32444), (760, 16222), (1520, 8111)]