2510195720

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{145603}}^1$

素因数の和:146045

約数の個数: 32

約数和(自身を含む): 5661083520

約数和(自身を除く): 3150887800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 3448, 4310, 8620, 17240, 145603, 291206, 582412, 728015, 1164824, 1456030, 2912060, 5824120, 62754893, 125509786, 251019572, 313774465, 502039144, 627548930, 1255097860, 2510195720]

約数ペア:

[(1, 2510195720), (2, 1255097860), (4, 627548930), (5, 502039144), (8, 313774465), (10, 251019572), (20, 125509786), (40, 62754893), (431, 5824120), (862, 2912060), (1724, 1456030), (2155, 1164824), (3448, 728015), (4310, 582412), (8620, 291206), (17240, 145603)]