2529987790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{179}}^1\times {\mathrm{11681}}^1$

素因数の和:11889

約数の個数: 48

約数和(自身を含む): 5034007440

約数和(自身を除く): 2504019650

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 179, 242, 358, 605, 895, 1210, 1790, 1969, 3938, 9845, 11681, 19690, 21659, 23362, 43318, 58405, 108295, 116810, 128491, 216590, 256982, 642455, 1284910, 1413401, 2090899, 2826802, 4181798, 7067005, 10454495, 14134010, 20908990, 22999889, 45999778, 114999445, 229998890, 252998779, 505997558, 1264993895, 2529987790]

約数ペア:

[(1, 2529987790), (2, 1264993895), (5, 505997558), (10, 252998779), (11, 229998890), (22, 114999445), (55, 45999778), (110, 22999889), (121, 20908990), (179, 14134010), (242, 10454495), (358, 7067005), (605, 4181798), (895, 2826802), (1210, 2090899), (1790, 1413401), (1969, 1284910), (3938, 642455), (9845, 256982), (11681, 216590), (19690, 128491), (21659, 116810), (23362, 108295), (43318, 58405)]