13882640

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1789}}^1$

素因数の和:1899

約数の個数: 40

約数和(自身を含む): 32628120

約数和(自身を除く): 18745480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1789, 1940, 3578, 3880, 7156, 7760, 8945, 14312, 17890, 28624, 35780, 71560, 143120, 173533, 347066, 694132, 867665, 1388264, 1735330, 2776528, 3470660, 6941320, 13882640]

約数ペア:

[(1, 13882640), (2, 6941320), (4, 3470660), (5, 2776528), (8, 1735330), (10, 1388264), (16, 867665), (20, 694132), (40, 347066), (80, 173533), (97, 143120), (194, 71560), (388, 35780), (485, 28624), (776, 17890), (970, 14312), (1552, 8945), (1789, 7760), (1940, 7156), (3578, 3880)]