25146220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{10391}}^1$

素因数の和:10422

約数の個数: 36

約数和(自身を含む): 58049712

約数和(自身を除く): 32903492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 10391, 20782, 41564, 51955, 103910, 114301, 207820, 228602, 457204, 571505, 1143010, 1257311, 2286020, 2514622, 5029244, 6286555, 12573110, 25146220]

約数ペア:

[(1, 25146220), (2, 12573110), (4, 6286555), (5, 5029244), (10, 2514622), (11, 2286020), (20, 1257311), (22, 1143010), (44, 571505), (55, 457204), (110, 228602), (121, 207820), (220, 114301), (242, 103910), (484, 51955), (605, 41564), (1210, 20782), (2420, 10391)]