198210740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{108907}}^1$

素因数の和:108936

約数の個数: 48

約数和(自身を含む): 512303232

約数和(自身を除く): 314092492

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 108907, 217814, 435628, 544535, 762349, 1089070, 1415791, 1524698, 2178140, 2831582, 3049396, 3811745, 5663164, 7078955, 7623490, 9910537, 14157910, 15246980, 19821074, 28315820, 39642148, 49552685, 99105370, 198210740]

約数ペア:

[(1, 198210740), (2, 99105370), (4, 49552685), (5, 39642148), (7, 28315820), (10, 19821074), (13, 15246980), (14, 14157910), (20, 9910537), (26, 7623490), (28, 7078955), (35, 5663164), (52, 3811745), (65, 3049396), (70, 2831582), (91, 2178140), (130, 1524698), (140, 1415791), (182, 1089070), (260, 762349), (364, 544535), (455, 435628), (910, 217814), (1820, 108907)]