10256780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 23115456

約数和(自身を除く): 12858676

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 97, 170, 194, 311, 340, 388, 485, 622, 970, 1244, 1555, 1649, 1940, 3110, 3298, 5287, 6220, 6596, 8245, 10574, 16490, 21148, 26435, 30167, 32980, 52870, 60334, 105740, 120668, 150835, 301670, 512839, 603340, 1025678, 2051356, 2564195, 5128390, 10256780]

約数ペア:

[(1, 10256780), (2, 5128390), (4, 2564195), (5, 2051356), (10, 1025678), (17, 603340), (20, 512839), (34, 301670), (68, 150835), (85, 120668), (97, 105740), (170, 60334), (194, 52870), (311, 32980), (340, 30167), (388, 26435), (485, 21148), (622, 16490), (970, 10574), (1244, 8245), (1555, 6596), (1649, 6220), (1940, 5287), (3110, 3298)]