12455960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28309}}^1$

素因数の和:28331

約数の個数: 32

約数和(自身を含む): 30574800

約数和(自身を除く): 18118840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 28309, 56618, 113236, 141545, 226472, 283090, 311399, 566180, 622798, 1132360, 1245596, 1556995, 2491192, 3113990, 6227980, 12455960]

約数ペア:

[(1, 12455960), (2, 6227980), (4, 3113990), (5, 2491192), (8, 1556995), (10, 1245596), (11, 1132360), (20, 622798), (22, 566180), (40, 311399), (44, 283090), (55, 226472), (88, 141545), (110, 113236), (220, 56618), (440, 28309)]