40121840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:510

約数の個数: 80

約数和(自身を含む): 102850560

約数和(自身を除く): 62728720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 127, 176, 220, 254, 359, 440, 508, 635, 718, 880, 1016, 1270, 1397, 1436, 1795, 2032, 2540, 2794, 2872, 3590, 3949, 5080, 5588, 5744, 6985, 7180, 7898, 10160, 11176, 13970, 14360, 15796, 19745, 22352, 27940, 28720, 31592, 39490, 45593, 55880, 63184, 78980, 91186, 111760, 157960, 182372, 227965, 315920, 364744, 455930, 501523, 729488, 911860, 1003046, 1823720, 2006092, 2507615, 3647440, 4012184, 5015230, 8024368, 10030460, 20060920, 40121840]

約数ペア:

[(1, 40121840), (2, 20060920), (4, 10030460), (5, 8024368), (8, 5015230), (10, 4012184), (11, 3647440), (16, 2507615), (20, 2006092), (22, 1823720), (40, 1003046), (44, 911860), (55, 729488), (80, 501523), (88, 455930), (110, 364744), (127, 315920), (176, 227965), (220, 182372), (254, 157960), (359, 111760), (440, 91186), (508, 78980), (635, 63184), (718, 55880), (880, 45593), (1016, 39490), (1270, 31592), (1397, 28720), (1436, 27940), (1795, 22352), (2032, 19745), (2540, 15796), (2794, 14360), (2872, 13970), (3590, 11176), (3949, 10160), (5080, 7898), (5588, 7180), (5744, 6985)]