506542660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{102539}}^1$

素因数の和:102580

約数の個数: 48

約数和(自身を含む): 1205870400

約数和(自身を除く): 699327740

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 102539, 205078, 410156, 512695, 1025390, 1333007, 1948241, 2050780, 2666014, 3896482, 5332028, 6665035, 7792964, 9741205, 13330070, 19482410, 25327133, 26660140, 38964820, 50654266, 101308532, 126635665, 253271330, 506542660]

約数ペア:

[(1, 506542660), (2, 253271330), (4, 126635665), (5, 101308532), (10, 50654266), (13, 38964820), (19, 26660140), (20, 25327133), (26, 19482410), (38, 13330070), (52, 9741205), (65, 7792964), (76, 6665035), (95, 5332028), (130, 3896482), (190, 2666014), (247, 2050780), (260, 1948241), (380, 1333007), (494, 1025390), (988, 512695), (1235, 410156), (2470, 205078), (4940, 102539)]