11691560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7129}}^1$

素因数の和:7181

約数の個数: 32

約数和(自身を含む): 26951400

約数和(自身を除く): 15259840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 7129, 14258, 28516, 35645, 57032, 71290, 142580, 285160, 292289, 584578, 1169156, 1461445, 2338312, 2922890, 5845780, 11691560]

約数ペア:

[(1, 11691560), (2, 5845780), (4, 2922890), (5, 2338312), (8, 1461445), (10, 1169156), (20, 584578), (40, 292289), (41, 285160), (82, 142580), (164, 71290), (205, 57032), (328, 35645), (410, 28516), (820, 14258), (1640, 7129)]