28631987440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{402587}}^1$

素因数の和:402734

約数の個数: 80

約数和(自身を含む): 76678520832

約数和(自身を除く): 48046533392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 508, 560, 635, 889, 1016, 1270, 1778, 2032, 2540, 3556, 4445, 5080, 7112, 8890, 10160, 14224, 17780, 35560, 71120, 402587, 805174, 1610348, 2012935, 2818109, 3220696, 4025870, 5636218, 6441392, 8051740, 11272436, 14090545, 16103480, 22544872, 28181090, 32206960, 45089744, 51128549, 56362180, 102257098, 112724360, 204514196, 225448720, 255642745, 357899843, 409028392, 511285490, 715799686, 818056784, 1022570980, 1431599372, 1789499215, 2045141960, 2863198744, 3578998430, 4090283920, 5726397488, 7157996860, 14315993720, 28631987440]

約数ペア:

[(1, 28631987440), (2, 14315993720), (4, 7157996860), (5, 5726397488), (7, 4090283920), (8, 3578998430), (10, 2863198744), (14, 2045141960), (16, 1789499215), (20, 1431599372), (28, 1022570980), (35, 818056784), (40, 715799686), (56, 511285490), (70, 409028392), (80, 357899843), (112, 255642745), (127, 225448720), (140, 204514196), (254, 112724360), (280, 102257098), (508, 56362180), (560, 51128549), (635, 45089744), (889, 32206960), (1016, 28181090), (1270, 22544872), (1778, 16103480), (2032, 14090545), (2540, 11272436), (3556, 8051740), (4445, 6441392), (5080, 5636218), (7112, 4025870), (8890, 3220696), (10160, 2818109), (14224, 2012935), (17780, 1610348), (35560, 805174), (71120, 402587)]