16416280

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4231}}^1$

素因数の和:4339

約数の個数: 32

約数和(自身を含む): 37326240

約数和(自身を除く): 20909960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 4231, 8462, 16924, 21155, 33848, 42310, 84620, 169240, 410407, 820814, 1641628, 2052035, 3283256, 4104070, 8208140, 16416280]

約数ペア:

[(1, 16416280), (2, 8208140), (4, 4104070), (5, 3283256), (8, 2052035), (10, 1641628), (20, 820814), (40, 410407), (97, 169240), (194, 84620), (388, 42310), (485, 33848), (776, 21155), (970, 16924), (1940, 8462), (3880, 4231)]