13680470

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 25685856

約数和(自身を除く): 12005386

約数列:

[1, 2, 5, 10, 41, 61, 82, 122, 205, 305, 410, 547, 610, 1094, 2501, 2735, 5002, 5470, 12505, 22427, 25010, 33367, 44854, 66734, 112135, 166835, 224270, 333670, 1368047, 2736094, 6840235, 13680470]

約数ペア:

[(1, 13680470), (2, 6840235), (5, 2736094), (10, 1368047), (41, 333670), (61, 224270), (82, 166835), (122, 112135), (205, 66734), (305, 44854), (410, 33367), (547, 25010), (610, 22427), (1094, 12505), (2501, 5470), (2735, 5002)]