12445960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7589}}^1$

素因数の和:7641

約数の個数: 32

約数和(自身を含む): 28690200

約数和(自身を除く): 16244240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 7589, 15178, 30356, 37945, 60712, 75890, 151780, 303560, 311149, 622298, 1244596, 1555745, 2489192, 3111490, 6222980, 12445960]

約数ペア:

[(1, 12445960), (2, 6222980), (4, 3111490), (5, 2489192), (8, 1555745), (10, 1244596), (20, 622298), (40, 311149), (41, 303560), (82, 151780), (164, 75890), (205, 60712), (328, 37945), (410, 30356), (820, 15178), (1640, 7589)]