520864

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:448

約数の個数: 24

約数和(自身を含む): 1053108

約数和(自身を除く): 532244

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 397, 656, 794, 1312, 1588, 3176, 6352, 12704, 16277, 32554, 65108, 130216, 260432, 520864]

約数ペア:

[(1, 520864), (2, 260432), (4, 130216), (8, 65108), (16, 32554), (32, 16277), (41, 12704), (82, 6352), (164, 3176), (328, 1588), (397, 1312), (656, 794)]