280848464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{12619}}^1$

素因数の和:12747

約数の個数: 40

約数和(自身を含む): 591524640

約数和(自身を除く): 310676176

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 208, 214, 428, 856, 1391, 1712, 2782, 5564, 11128, 12619, 22256, 25238, 50476, 100952, 164047, 201904, 328094, 656188, 1312376, 1350233, 2624752, 2700466, 5400932, 10801864, 17553029, 21603728, 35106058, 70212116, 140424232, 280848464]

約数ペア:

[(1, 280848464), (2, 140424232), (4, 70212116), (8, 35106058), (13, 21603728), (16, 17553029), (26, 10801864), (52, 5400932), (104, 2700466), (107, 2624752), (208, 1350233), (214, 1312376), (428, 656188), (856, 328094), (1391, 201904), (1712, 164047), (2782, 100952), (5564, 50476), (11128, 25238), (12619, 22256)]