420866852

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^2\times {\mathrm{5351}}^1$

素因数の和:5468

約数の個数: 36

約数和(自身を含む): 858075456

約数和(自身を除く): 437208604

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 2809, 5351, 5618, 10702, 11236, 19663, 21404, 37457, 39326, 74914, 78652, 149828, 283603, 567206, 1134412, 1985221, 3970442, 7940884, 15030959, 30061918, 60123836, 105216713, 210433426, 420866852]

約数ペア:

[(1, 420866852), (2, 210433426), (4, 105216713), (7, 60123836), (14, 30061918), (28, 15030959), (53, 7940884), (106, 3970442), (212, 1985221), (371, 1134412), (742, 567206), (1484, 283603), (2809, 149828), (5351, 78652), (5618, 74914), (10702, 39326), (11236, 37457), (19663, 21404)]