260432

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:446

約数の個数: 20

約数和(自身を含む): 518196

約数和(自身を除く): 257764

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 397, 656, 794, 1588, 3176, 6352, 16277, 32554, 65108, 130216, 260432]

約数ペア:

[(1, 260432), (2, 130216), (4, 65108), (8, 32554), (16, 16277), (41, 6352), (82, 3176), (164, 1588), (328, 794), (397, 656)]