12247880

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2411}}^1$

素因数の和:2549

約数の個数: 32

約数和(自身を含む): 27786240

約数和(自身を除く): 15538360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2411, 2540, 4822, 5080, 9644, 12055, 19288, 24110, 48220, 96440, 306197, 612394, 1224788, 1530985, 2449576, 3061970, 6123940, 12247880]

約数ペア:

[(1, 12247880), (2, 6123940), (4, 3061970), (5, 2449576), (8, 1530985), (10, 1224788), (20, 612394), (40, 306197), (127, 96440), (254, 48220), (508, 24110), (635, 19288), (1016, 12055), (1270, 9644), (2411, 5080), (2540, 4822)]