890104324

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{4759}}^1$

素因数の和:4912

約数の個数: 48

約数和(自身を含む): 1727308800

約数和(自身を除く): 837204476

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 107, 214, 428, 437, 874, 1748, 2033, 2461, 4066, 4759, 4922, 8132, 9518, 9844, 19036, 46759, 90421, 93518, 109457, 180842, 187036, 218914, 361684, 437828, 509213, 1018426, 2036852, 2079683, 4159366, 8318732, 9675047, 11711899, 19350094, 23423798, 38700188, 46847596, 222526081, 445052162, 890104324]

約数ペア:

[(1, 890104324), (2, 445052162), (4, 222526081), (19, 46847596), (23, 38700188), (38, 23423798), (46, 19350094), (76, 11711899), (92, 9675047), (107, 8318732), (214, 4159366), (428, 2079683), (437, 2036852), (874, 1018426), (1748, 509213), (2033, 437828), (2461, 361684), (4066, 218914), (4759, 187036), (4922, 180842), (8132, 109457), (9518, 93518), (9844, 90421), (19036, 46759)]