26488520

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{2089}}^1$

素因数の和:2417

約数の個数: 32

約数和(自身を含む): 59815800

約数和(自身を除く): 33327280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2089, 2536, 3170, 4178, 6340, 8356, 10445, 12680, 16712, 20890, 41780, 83560, 662213, 1324426, 2648852, 3311065, 5297704, 6622130, 13244260, 26488520]

約数ペア:

[(1, 26488520), (2, 13244260), (4, 6622130), (5, 5297704), (8, 3311065), (10, 2648852), (20, 1324426), (40, 662213), (317, 83560), (634, 41780), (1268, 20890), (1585, 16712), (2089, 12680), (2536, 10445), (3170, 8356), (4178, 6340)]