2629060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 6410880

約数和(自身を除く): 3781820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 211, 356, 422, 445, 623, 844, 890, 1055, 1246, 1477, 1780, 2110, 2492, 2954, 3115, 4220, 5908, 6230, 7385, 12460, 14770, 18779, 29540, 37558, 75116, 93895, 131453, 187790, 262906, 375580, 525812, 657265, 1314530, 2629060]

約数ペア:

[(1, 2629060), (2, 1314530), (4, 657265), (5, 525812), (7, 375580), (10, 262906), (14, 187790), (20, 131453), (28, 93895), (35, 75116), (70, 37558), (89, 29540), (140, 18779), (178, 14770), (211, 12460), (356, 7385), (422, 6230), (445, 5908), (623, 4220), (844, 3115), (890, 2954), (1055, 2492), (1246, 2110), (1477, 1780)]