7128260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8693}}^1$

素因数の和:8743

約数の個数: 24

約数和(自身を含む): 15336216

約数和(自身を除く): 8207956

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 8693, 17386, 34772, 43465, 86930, 173860, 356413, 712826, 1425652, 1782065, 3564130, 7128260]

約数ペア:

[(1, 7128260), (2, 3564130), (4, 1782065), (5, 1425652), (10, 712826), (20, 356413), (41, 173860), (82, 86930), (164, 43465), (205, 34772), (410, 17386), (820, 8693)]