49992020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4091}}^1$

素因数の和:4160

約数の個数: 48

約数和(自身を含む): 115492608

約数和(自身を除く): 65500588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 4091, 6110, 8182, 12220, 16364, 20455, 40910, 53183, 81820, 106366, 192277, 212732, 265915, 384554, 531830, 769108, 961385, 1063660, 1922770, 2499601, 3845540, 4999202, 9998404, 12498005, 24996010, 49992020]

約数ペア:

[(1, 49992020), (2, 24996010), (4, 12498005), (5, 9998404), (10, 4999202), (13, 3845540), (20, 2499601), (26, 1922770), (47, 1063660), (52, 961385), (65, 769108), (94, 531830), (130, 384554), (188, 265915), (235, 212732), (260, 192277), (470, 106366), (611, 81820), (940, 53183), (1222, 40910), (2444, 20455), (3055, 16364), (4091, 12220), (6110, 8182)]