2053508720

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{359}}^1\times {\mathrm{563}}^1$

素因数の和:1062

約数の個数: 80

約数和(自身を含む): 4833976320

約数和(自身を除く): 2780467600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 359, 508, 563, 635, 718, 1016, 1126, 1270, 1436, 1795, 2032, 2252, 2540, 2815, 2872, 3590, 4504, 5080, 5630, 5744, 7180, 9008, 10160, 11260, 14360, 22520, 28720, 45040, 45593, 71501, 91186, 143002, 182372, 202117, 227965, 286004, 357505, 364744, 404234, 455930, 572008, 715010, 729488, 808468, 911860, 1010585, 1144016, 1430020, 1616936, 1823720, 2021170, 2860040, 3233872, 3647440, 4042340, 5720080, 8084680, 16169360, 25668859, 51337718, 102675436, 128344295, 205350872, 256688590, 410701744, 513377180, 1026754360, 2053508720]

約数ペア:

[(1, 2053508720), (2, 1026754360), (4, 513377180), (5, 410701744), (8, 256688590), (10, 205350872), (16, 128344295), (20, 102675436), (40, 51337718), (80, 25668859), (127, 16169360), (254, 8084680), (359, 5720080), (508, 4042340), (563, 3647440), (635, 3233872), (718, 2860040), (1016, 2021170), (1126, 1823720), (1270, 1616936), (1436, 1430020), (1795, 1144016), (2032, 1010585), (2252, 911860), (2540, 808468), (2815, 729488), (2872, 715010), (3590, 572008), (4504, 455930), (5080, 404234), (5630, 364744), (5744, 357505), (7180, 286004), (9008, 227965), (10160, 202117), (11260, 182372), (14360, 143002), (22520, 91186), (28720, 71501), (45040, 45593)]