27889910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{641}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 53157600

約数和(自身を除く): 25267690

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 229, 458, 641, 1145, 1282, 2290, 3205, 4351, 6410, 8702, 12179, 21755, 24358, 43510, 60895, 121790, 146789, 293578, 733945, 1467890, 2788991, 5577982, 13944955, 27889910]

約数ペア:

[(1, 27889910), (2, 13944955), (5, 5577982), (10, 2788991), (19, 1467890), (38, 733945), (95, 293578), (190, 146789), (229, 121790), (458, 60895), (641, 43510), (1145, 24358), (1282, 21755), (2290, 12179), (3205, 8702), (4351, 6410)]