259328410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{2003}}^1$

素因数の和:2139

約数の個数: 48

約数和(自身を含む): 518138208

約数和(自身を除く): 258809798

約数列:

[1, 2, 5, 10, 11, 22, 55, 107, 110, 121, 214, 242, 535, 605, 1070, 1177, 1210, 2003, 2354, 4006, 5885, 10015, 11770, 12947, 20030, 22033, 25894, 44066, 64735, 110165, 129470, 214321, 220330, 242363, 428642, 484726, 1071605, 1211815, 2143210, 2357531, 2423630, 4715062, 11787655, 23575310, 25932841, 51865682, 129664205, 259328410]

約数ペア:

[(1, 259328410), (2, 129664205), (5, 51865682), (10, 25932841), (11, 23575310), (22, 11787655), (55, 4715062), (107, 2423630), (110, 2357531), (121, 2143210), (214, 1211815), (242, 1071605), (535, 484726), (605, 428642), (1070, 242363), (1177, 220330), (1210, 214321), (2003, 129470), (2354, 110165), (4006, 64735), (5885, 44066), (10015, 25894), (11770, 22033), (12947, 20030)]