571456820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 1338494976

約数和(自身を除く): 767038156

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 127, 181, 220, 226, 254, 362, 452, 508, 565, 635, 724, 905, 1130, 1243, 1270, 1397, 1810, 1991, 2260, 2486, 2540, 2794, 3620, 3982, 4972, 5588, 6215, 6985, 7964, 9955, 12430, 13970, 14351, 19910, 20453, 22987, 24860, 27940, 28702, 39820, 40906, 45974, 57404, 71755, 81812, 91948, 102265, 114935, 143510, 157861, 204530, 224983, 229870, 252857, 287020, 315722, 409060, 449966, 459740, 505714, 631444, 789305, 899932, 1011428, 1124915, 1264285, 1578610, 2249830, 2528570, 2597531, 3157220, 4499660, 5057140, 5195062, 10390124, 12987655, 25975310, 28572841, 51950620, 57145682, 114291364, 142864205, 285728410, 571456820]

約数ペア:

[(1, 571456820), (2, 285728410), (4, 142864205), (5, 114291364), (10, 57145682), (11, 51950620), (20, 28572841), (22, 25975310), (44, 12987655), (55, 10390124), (110, 5195062), (113, 5057140), (127, 4499660), (181, 3157220), (220, 2597531), (226, 2528570), (254, 2249830), (362, 1578610), (452, 1264285), (508, 1124915), (565, 1011428), (635, 899932), (724, 789305), (905, 631444), (1130, 505714), (1243, 459740), (1270, 449966), (1397, 409060), (1810, 315722), (1991, 287020), (2260, 252857), (2486, 229870), (2540, 224983), (2794, 204530), (3620, 157861), (3982, 143510), (4972, 114935), (5588, 102265), (6215, 91948), (6985, 81812), (7964, 71755), (9955, 57404), (12430, 45974), (13970, 40906), (14351, 39820), (19910, 28702), (20453, 27940), (22987, 24860)]