2557552

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 5356800

約数和(自身を除く): 2799248

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 179, 188, 304, 358, 376, 716, 752, 893, 1432, 1786, 2864, 3401, 3572, 6802, 7144, 8413, 13604, 14288, 16826, 27208, 33652, 54416, 67304, 134608, 159847, 319694, 639388, 1278776, 2557552]

約数ペア:

[(1, 2557552), (2, 1278776), (4, 639388), (8, 319694), (16, 159847), (19, 134608), (38, 67304), (47, 54416), (76, 33652), (94, 27208), (152, 16826), (179, 14288), (188, 13604), (304, 8413), (358, 7144), (376, 6802), (716, 3572), (752, 3401), (893, 2864), (1432, 1786)]