15992870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2053}}^1$

素因数の和:2120

約数の個数: 32

約数和(自身を含む): 31056480

約数和(自身を除く): 15063610

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 2053, 3895, 4106, 7790, 10265, 20530, 39007, 78014, 84173, 168346, 195035, 390070, 420865, 841730, 1599287, 3198574, 7996435, 15992870]

約数ペア:

[(1, 15992870), (2, 7996435), (5, 3198574), (10, 1599287), (19, 841730), (38, 420865), (41, 390070), (82, 195035), (95, 168346), (190, 84173), (205, 78014), (410, 39007), (779, 20530), (1558, 10265), (2053, 7790), (3895, 4106)]