47348440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{28871}}^1$

素因数の和:28923

約数の個数: 32

約数和(自身を含む): 109136160

約数和(自身を除く): 61787720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 28871, 57742, 115484, 144355, 230968, 288710, 577420, 1154840, 1183711, 2367422, 4734844, 5918555, 9469688, 11837110, 23674220, 47348440]

約数ペア:

[(1, 47348440), (2, 23674220), (4, 11837110), (5, 9469688), (8, 5918555), (10, 4734844), (20, 2367422), (40, 1183711), (41, 1154840), (82, 577420), (164, 288710), (205, 230968), (328, 144355), (410, 115484), (820, 57742), (1640, 28871)]